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This collection contains the letters, documents, and accounts of George Clinton, colonial governor of New York. The bulk of the collection is comprised of drafts of Clinton's letters, incoming official letters, Clinton's letter book for 1752-1753, military memoranda, documents related to Indian affairs, and personal, government, and military accounts during King George's War.

The George Clinton papers (985 items) contain the letters, documents, and accounts of George Clinton, colonial governor of New York. The bulk of the collection documents the years 1744 through 1753, and is comprised of drafts of Clinton's letters and speeches, incoming letters, Clinton's letter book for 1752-1753, military memoranda, and personal, public, and military accounts. The collection is rich in correspondence concerning Indian relations and the political history of New York, along with records concerning Clinton's troubled personal finances.

The Correspondence and Documents series (699 items) consists Clinton's outgoing letters and speeches, as well as incoming letters, military and government reports, instructions from Whitehall, intelligence on French and Indian activities, memoranda, legal papers, and court documents. Included are 191 items written by Clinton, of which many are draft dispatches that contain material omitted in the official copies sent to London. The papers largely concern New York politics, including political sparring with James DeLancey and the Assembly, as well as military activities and affairs with Native Americans. Clinton maintained correspondence with Massachusetts Bay Lieutenant Governor Spencer Phips concerning frontier conflicts with Indians, communicated with General Peter Warren concerning the siege at Louisbourg, and discussed allying with the Six Nation Indians against the French during King George's War with George Thomas and Sir William Johnson.

• July 2, 1741: George II to Benning Wentworth detailing the boundaries of New Hampshire, certified by Theo. Atkinson
• June 25, 1742: George II to Clinton discussing a conspiracy and attack on Fort George by "Blacks and Others" during which buildings and stores were burnt, an incident that resulted in 30 executions
• June 1744: Michael Houden to Clinton concerning "Observations…touching the method of succeeding in the intended expedition agt. Canada"
• [1744]: John Lydius' account describing the state of the French military at Crown Point
• August 19, 1745: Spencer Phips to Clinton requesting a quota of troops in aid of Massachusetts troops on the frontier near Fort George, in case of a war with the Indians
• September 12, 1745: George Thomas of the Philadelphia Assembly to Clinton supporting a treaty with the Six Nation Indians at Albany
• September 14, 1745: Peter Warren to Clinton listing the French ships bound for Louisbourg
• April 9, 1746: Newcastle to Clinton instructing the raising of a body of regular troops from New York for a land expedition against Montreal
• June 1746: James Livingston's account of French defense on the St. Lawrence River near Quebec
• July 19, 1746: Stephen Bayard to Clinton concerning British and Dutch prize ships and a demand for the return of "the free Negros which Capt. Denas took and sold at Rhode Island"
• September 11, 1746: Intelligence on the French fleet from a French sailor cast away
• January 22, 1747: Clinton's reasons against attacking Crown Point
• April 22, 1747: Clinton to Knowles giving an account of his and his family's attendance at a country dance where they were treated rudely
• October 20, 1747: John Roberts to Clinton concerning an Indian spy pretending to be a Seneca
• October 25, 1747: Sir Charles Knowles to Clinton discussing his views on trading with the enemy during a time of war
• November 1747: Massachusetts General Court's amendments to the agreement of September 8, 1747, between Massachusetts, New York, and Connecticut, concerning their mutual defense and security
• October 6, 1748: "The information of Thomas Williams who went with the Flag of Truce to Canada," which included intelligence from a black prisoner captured by the French, information on French-Indian relations on the Mississippi River, and the difference in prices of beaver pelts purchased by British and French traders
• October 28-November 10, 1748: Benjamin Stoddert journal containing descriptions of Crown Point, Montreal, and Québec
• September 24, 1749: Clinton to Newcastle describing the "State of the present disloyal Situation of Affairs in New York…" and concerning conflicts between the governorship and assembly
• October 3, 1750: Spencer Phips to Clinton concerning the French instigating the Indians to attack British settlers on the eastern frontier of Massachusetts
• May 18-30, 1751: George Croghan's journal of his trip to Ohio, in which he reported that the French were keeping the Indian women and children naked and not letting the tribes trade with the British
• [July 2, 1751]: List of condolence gifts for the loss of Onondaga Indians who died in Canada, and notes on Indian rituals of condolence as said by Mohawk chief Hendrick
• July 1751: Clinton's "Reasons for the Suspending of James Delancey Esqr from the Execution of the office of Lieutenant Governour…"
• January 25, 1753: Lewis Morris to Clinton concerning purchasing a slave in New York
• April 20, 1753: Sir William Johnson to Clinton concerning the mobilization of military forces by the French and Indians
• August 20, 1753: Bill of exchange of two Negro women from Anne Clinton to Elizabeth Williams
• August 4-14, 1757: Copies of 10 letters concerning the French and Indian capture of Fort William Henry, describing the murder and scalping of women, children, "Negroes, Mollatoes & soldiers"
• June 1758: Clinton's will dividing his meager estate among his family

The Letter Book series (1 volume) is a 175-page copybook covering Clinton's final year as New York governor from January 3, 1752, to February 23, 1753. Entries are primarily drafts of letters from Clinton, as well as copies of letters from prominent New York lawyer James Alexander and other New York officials. Recipients include Sir William Johnson, Cadwallader Colden, John Catherwood, George Clarke, and Benjamin Stoddert, among others. Topics covered include New York politics (concerning the council, assembly, and James DeLancey), military matters (concerning troops at Fort Frederick, Oswego, and Fort George), relations with the Six Nations and Catawba Indians, and British relations with Spain.

• February-March 1752: Letters discussing the January 11, 1752, mutiny at Oswego under Captain John Mills
• September 20, 1752: Letter concerning a widow's military pension
• October 25, 1752: Letter concerning Clinton's membership in a missionary society promoting the Gospel at Staten Island
• December 5, 1752: Letter to Governor of St. Augustine Fulgencio Garcia de Solis discussing British-Spanish relations, governmental issues in East Florida, and efforts to emancipate enslaved people "that could prove [their] right to it." December 6, 1752 letter to Francisco Caxigal de la Vega, Spanish governor of Cuba, referencing previous communications with Garcia de Solis.

The Indian Speeches and Councils series (38 items) consists of copies of official treaties, deeds of surrender, proclamations, conference and speech transcriptions, petitions, responses from sachems, and other official interactions between the British colonial government and the Six Nation tribes. Documented are activities at Albany, Annapolis Royal, Cape Breton, Mount Johnson, Fort George, Oghguago (Tuscarora Village on the Susquehanna), Lake Ontario, Niagara, and Quebec. Of interest is material related to expeditions against the French in Canada, conferences at Philadelphia and Albany, and items from important figures such as Sir William Johnson and Mohawk chief Hendrick Theyanoguin (1692-1755).

• December 13, 1726: Deed of surrender from the Cayuga, Onondaga, and Seneca Indians with the Sachem's marks
• May 21, 1744: Paul Mascarene to William Shirley reporting on letting women and children into the garrison after a rumor of approaching French and Indian forces created panic in the region
• December 4, 1750: Speech from Cayuga Sachem and a reply from William Johnson concerning a Five Nations and British alliance
• August 8, 1751: Colden's State of Indian Affairs
• November 11, 1752: Letter from South Carolina Governor James Glen to the Six Nation confederation concerning friendships between northern and southern tribes (Creeks, Cherokee, and Chickasaw)
• June 16, 1753: Response to the "Mohawk Indians complaining of Encroachments on their Lands and Frauds in the purchase of them--Fort George in New York"

The Accounts series is organized into three subseries: Personal Accounts, Indian Accounts, and Government and Military Accounts.

The Personal Accounts subseries (114 items) documents George Clinton's finances, particularly his and his family's personal expenses in New York, and records of his debts in his final years. Items include receipts for goods and services, records of paid and outstanding bills, stocks purchased, two financial memo books (1745 and 1750-1754), and a cash book (1748).

The Indian Accounts subseries (20 items) contains colonial government accounts for Indian presents, disbursements paid to Indians for military expeditions, and payments to British officers for Indian prisoners and scalps. These primarily document interactions with the Six Nation tribes.

The Governmental and Military Accounts subseries (113 items) contains paymaster records for troops, laborers, and government officials; accounts for troop provisions, stores, medicine, and supplies; levy and customs accounts; payments for transportation of goods and mail; and other financial records related to New York's colonial administration. Included are the expenses for the aborted British and Indian expedition into Canada against the French (March 1747 and November 1, 1748), and the expenses for John Young "entertaining the French Embassy for Exchange of Prisoners" (October 17, 1748).

The Great Britain Army collection (1,369 items) is a miscellaneous collection of letters and documents related to the administration and operation of the British Army. The collection relates primarily to the quartermaster general's office, and deals with military matters in Great Britain, Europe, India, the West Indies, and various outposts of the British Empire. Document types include official letters written by officers and British government officials, pay records, military returns, requests for troop movements and secret service payments, and miscellaneous orders and accounts.

The Great Britain Army collection (1,369 items) is a miscellaneous collection of letters and documents related to the administration and operation of the British Army. The bulk of the material covers 1800 to 1819, with a few outlier items from as early as 1699 and as late as 1850. The collection relates primarily to the quartermaster general's office, and deals with military matters in Great Britain, Europe, India, the West Indies, and various outposts of the British Empire. Document types include official letters written by officers and British government officials, pay records, military returns, requests for troop movements and secret service payments, and miscellaneous orders and accounts.

The Correspondence series (588 items) contains letters from various British Army officers and government officials concerning administrative duties, interactions with private merchants, soldiers’ requests for transfers and promotions, regimental inspection reports, and disciplinary actions. Of note are 11 requests from Sir George Murray in Paris to Sir James Willoughby Gordon, quartermaster general of the Forces of the Horse Guards, concerning personal effects transported from England to France (April 1817-February 1818). See additional descriptive data for a list of letter writers.

The Documents series is comprised of five subseries:

The Pay Records subseries (378 items) contains proofs of payment for individual soldiers and pay accounts for regiments and groups of recruits. Included are War Office pay warrants for service members in Great Britain, the West Indies, the Mediterranean, and India, among other locations (1699-1819). Of note is a March 1699 regimental account for four companies stationed in New York under the Earl of Bellomont.

The Returns subseries (77 items) consists of detailed regimental lists; hospital returns; returns of arms and food (occasionally documenting weekly rations for men, women, and children); and lists of men employed victualing stores, repairing garrisons, and building forts and roads (1801-1819). Locations documented include the Northern District in England, London, Shelburne Castle, Canterbury, Oxfordshire, Hartfordshire, Dover, the Isle of Wight, Sussex, France, and Bermuda.

The Requests for Routes for Troop Movements subseries (231 items) is comprised of letters between officers concerning troop assignments, marching instructions, and the transportation of regiments (1802-1819). Also discussed are the movement of sick troops and the reassignment of individual service members.

The Secret Service Payments subseries (23 items) consists of receipts of payment from Lord Viscount Castlereagh (Robert Stewart, 2nd Marquess of Londonderry) to either Henry Wellesley in Madrid or Charles Stuart in Paris, spanning July 1812 to December 1819.

The Miscellaneous Documents subseries (72 items) contains various military documents (1770-1816), such as receipts for goods and services, accounts for military expenses, various signed oaths, paymasters orders, and courts martial warrants.. Of note is an account of "Bonded Debt due by the East India Company at the Presidencies of Fort William, Fort St. George, & Bombay" (December 31, 1784). Also present are several lifetime annuities records, including one dated 1746 that contains an attached engraving of Peter Lord King, printed in 1832.

Collection of bound and miscellaneous manuscripts relating to the history of Latin America between 1518 and 1882. These materials pertain to laws, religious doctrines, indigenous cultures and interactions with Europeans, city ordinances, land holdings, and other subjects. In addition to this finding aid, the Clements Library has created the following descriptions of each volume in the collection: Latin America Collection: Volume Descriptions.

The Latin America collection is made up of 57 volumes of miscellaneous items related to New Spain, Mexico, Peru, and Guatemala. The items span from 1518 to 1882. The materials came to the Clements Library from multiple dealers and donors between 1928 and 1951. The New Spain series is made up of volumes that broadly cover the areas under Spanish control in Latin America. The Mexico, Peru, and Guatemala series is made up of materials that specifically address each of those areas. Topics addressed in the letters and documents include laws, religious doctrines, indigenous culture and interactions with Europeans, city ordinances, land holdings, viceregal matters, and many other subjects. Of particular note is a 1760 manuscript copy of a 1587 original of three religious dramas in the Nahuatl language. In 2023, an 1822 contemporary manuscript copy of Manuel de la Barcena's Manifiesto al Mundo: La Justicia y Necesidad de la Independencia de Nueva-España was added to Volume 38.

In addition to this finding aid, the Clements Library has created detailed the following descriptions of each volume in the collection: Latin America Collection: Volume Descriptions.

The Native American collection contains miscellaneous letters and documents concerning Native American Indians in the United States, Canada, and the West Indies, and their interactions with British and American settlers.

The Native American collection is comprised of approximately 125 miscellaneous letters and documents concerning Native American Indians in the United States, Canada, and the West Indies, and their interactions with British and American settlers (1689-1921). Topics range from land agreements, legal issues, treaties, descriptions of travel through Indian Territory, Indian uprisings and conflicts, Indian captivities, prisoners of war, Indian enslavement, and interactions with Quaker and Moravian missionaries. Tribes include the Cherokee, Choctaw, Chickasaw, Cree, Iroquois, Ojibwa, Oneida, Ottawa, Kickapoo, Seneca, Shawnee, Sioux, among others, and concern activities in Canada, New England, the Midwest, the South, and the western frontier. Also present are items written in Cherokee, Mohawk, and Ojibwa.

The New York (State) 18th-century letters and documents consist primarily of manuscripts related to life and legal procedures in 18th-century New York.

The New York (State) 18th-century letters and documents (63 items) are made up of manuscripts related to life and legal procedures in 18th-century New York. Some of the items relate to civil and criminal legal cases tried in New York during the late 18th century. The collection also includes items concerning African Americans and Native Americans, as well as several items written in Dutch. The box and folder listing below is a complete inventory of the collection.

The Quaker Collection consists of miscellaneous letters, diaries, and documents relating to the religious and social history of the Society of Friends in America during the 18th and 19th centuries.

The Quaker collection consists of miscellaneous letters, diaries, and documents related to the religious and social history of the Society of Friends in America during the 18th and 19th centuries. These items offer insights into Quaker's daily activities and concerns, such as family life, education, and attending meetings, as well as their participation in various social reform movements, such as abolition, treatment of Native Americans, prison improvements, temperance, and pacifism. The collection also documents internal divergences of American Quakerism in the 19th century, particularly the social and doctrinal disputes that culminated in the Hicksite and Wilburite schisms.

• 1707: A manuscript copy of the death warrant of William Leddra, the last of four Quakers (including Mary Dyer) executed in Massachusetts Bay colony for their religious beliefs
• July 26, 1755: A letter from Alexander Colden to Sir William Johnson voicing frustration with Quakers who refuse to support the war effort in Pennsylvania, and an announcement of General Braddock's defeat
• August 4-12 and 17, 1761: Two accounts, one by an anonymous woman, of Quaker presence at Treaty negotiations held at Easton, Pennsylvania, between the government of Pennsylvania and the Six Nations tribes. Discussed are the negotiations, Quaker-Indian interactions, and the role of Quaker women in the Society
• [After 1770]: An account by an anonymous author of a conference with Native Americans, mostly of the Minnisink Tribe
• October 13, 1829: A letter from Phoebe Post Willis of Jericho, New York, to Isaac Post on the death of John Hicks and strife between Orthodox and Hicksite Quakers
• March 10, 1843: A letter from Ethan Foster of Westerly, Rhode Island, to Thomas B. Gould on Wilburite-Gurneyite strife in his local meeting, and the disownment of Wilbur
• [After 1863 July]: A letter describing a meeting between Abraham Lincoln and five Quaker prisoners of war, who had been forced into the Confederate army, captured by the Union, and held at Fort Delaware
• Various dates: Reports, minutes, and epistles from yearly friends meetings in America and Great Britain

The Science and Medicine collection consists of miscellaneous items that document various aspects of science and medicine in the United States in the 18th and 19th centuries.

The Science and Medicine collection contains miscellaneous items that document various aspects of science and medicine in the United States in the 18th and 19th centuries. Fields covered include anatomy, astrology, astronomy, botany, dentistry, geography, medicine, paleontology, physics, and physiology.

• Agriculture, plants, and seeds
• Communication and travel
• Collecting specimens for natural history museums
• Epidemics (influenza, cholera, yellow fever)
• Higher education and honorary degrees
• Inoculations
• Land surveying
• Mathematics and navigation
• Medical techniques and treatments for diseases, wounds, and afflictions
• Medicinal recipes
• Mental health
• Quackery
• Scientific and medical texts and lectures
• Technological developments and experiments in machinery, and architectural projects
• Venereal diseases

• April 19, 1788: Description of riot set off by alleged body snatching by medical students in New York
• August 31, 1792: Order for an inoculation
• June 30, 1796: Request to Charles Wilson Peale from members of a Paris museum to exchange specimens, including mastodon and opossums
• January 15, 1826: Thomas Nuttall to a bookseller named Mr. Brown concerning 10 boxes of natural history specimens he is sending from Oahu, Hawaii
• August 7, 1832: Account of the course and spread of Cholera in Albany, and fears that southern slaves will suffer the most from Cholera
• September 13, 1833: Description of bright flashing lights appearing in the sky
• August 24, 1835: Recommendation of a physician of the 'new school' of medicine who does not utilize bleeding, blistering, or calomelization (mercury cure)
• December 15, 1840: Description of eye surgery performed on a patient at the Medical College of Geneva, New York
• January 12, 1842: Discussion of constructing a microscope to view bacillaria
• May 8, 1844: Astrological reading that predicts the recipient will marry a man from the north with light brown hair
• September 19, 1848: Rules and customs of telegraphing
• [1895]: Request for a list of names of locals with eye problems on letterhead for Narcissa Waterman, Eye Doctress

The Thomas Amory collection is comprised of letters, legal documents, and financial records related to the sugar and wine merchant's business affairs throughout the early 1700s.

The Thomas Amory collection is comprised of letters, legal documents, and financial records related to the sugar and wine merchant's business affairs throughout the early 1700s. Three early items relate to Amory's interests in the sugar and wine trade in Brazil, including a receipt written at Angra dos Reis in 1709, a business letter from 1720, and a document entitled "An Answer to the Objections of each Article that Mr. George Jaffrey makes to my accts.," respecting disputed accounts associated with shipping voyages of the Pinke Bachus ([1719]). Amory received business correspondence from contacts in North America and Great Britain, often related to the shipment of wine and the settling of financial accounts. The collection also holds a contract between Amory and Benjamin Eddy, whom Amory hired to ship "Indian corn" between North Carolina and Boston (April 14, 1726), and a receipt related to the late merchant's estate (July 13, 1730).

The Thomas Townshend, 1st Viscount Sydney papers contain the official letters of Lord Sydney, spanning his entire political career, as well as material related to his grandfather, Charles Townshend, 2nd Viscount Townshend (1664-1738); his father, the Honorable Thomas Townshend (1701-1780); and his son, John Thomas Townshend, 2nd Viscount Sydney (1764-1831). Of note is material related to the Shelburne ministry and the Paris peace negotiations at the end of the American Revolutionary War (1782-1783).

The Thomas Townshend, 1st Viscount Sydney papers (approximately 1,000 items) contain the official papers of Lord Sydney, as well as letters and documents related to his grandfather, Charles Townshend, 2nd Viscount Townshend (1664-1738); his father, the Honorable Thomas Townshend (1701-1780); and his son, John Thomas Townshend, 2nd Viscount Sydney (1764-1831). The collection is primarily made up of incoming letters and government documents, along with some drafts of letters written by Sydney. Of note is material related to the Shelburne ministry and the Paris peace negotiations (1782-1783).

The Secret Instructions and State Documents relating to the Negotiations for the Independence of America series (51 items) is comprised of two bound volumes of letters and documents. These include letters, reports, negotiation instructions, printed treaty articles, and minutes of the Privy Council, all related to the Peace of Paris that ended the American Revolution. Present are items in the hand of Sydney; William Petty, Lord Shelburne; Henry Seymour Conway; Evan Nepean; Thomas Orde; and Henry Strachey (see Additional Descriptive Data for an index of this material).

The Correspondence and Documents series (approximately 940 items) comprises the bulk of the collection and consists largely of incoming official letters and documents written during Sydney's political career.

The earliest material (1665-1761) relates to the official capacities of Sydney's forebears, Horatio Townshend, Charles Townshend, and the Honorable Thomas Townshend. These papers concern local politics, particularly regardingWhitchurch, as well as international affairs and trade relations with Europe, the West Indies, and America, including issues surrounding the international slave trade. Other topics covered in this period are currency issues in the American colonies, trade issues with Spain and the Spanish-controlled West Indies and South America, and dealings with the South Sea Company.

While the earliest Sydney item is a memo from [1748] concerning French Fishing rights off Newfoundland and Cape Breton, the first substantial grouping of his papers begins in 1762, when Sydney served as clerk of the board of green cloth. The collection documents each of Sydney's subsequent official roles: lord of the treasury (1765-1766), paymaster of the forces under William Pitt and member of the Privy Council (1767-1768), and active opposition voice in the House of Commons (1769-1782). Much of this material is related to Parliamentary responsibilities, trade, and politics concerning the Pay Office. Approximately 200 items relate to Sydney's office in the Shelburne ministry during 1782. Of note are 51 items about the Paris peace negotiations, consisting of letters, secret instructions, official documents, minutes of council meetings, and memoranda, and letters between Shelburne and Sydney on the peace process and other foreign affairs in the Mediterranean, Portugal, and Spain.

Approximately 300 items fall between 1783 and 1789, when Sydney served the Pitt ministry. This material concerns home politics, election news, lawmaking, intelligence from Europe (primarily Denmark, Germany, France, the Netherlands, and Spain), and British interests in India. The collection contains about 200 items, scattered throughout the collection, concerning the West Indies, including letters, memorials, petitions, and customs documents, many of which relate to the Leeward Islands during the American Revolutionary War, and to the St. Eustatius affair in 1781. Also of note are 16 letters from Sydney to George III, and 12 letters to Sydney from the King, as well as 20 letters from British Secretary of War George Young between 1775 and 1788.

The last 34 items relate to John Thomas Townshend, 2nd Viscount Sydney (1764-1831), covering the period from his father's death in 1800 until 1830. These letters are both social and political in nature. Of note is an 1803 document proposing a new order of knighthood called the "Order of Military Merit."

The series contains 74 undated items. These are ordered by creator's last name, with 39 miscellaneous fragments, documents, poems, essays in Latin, and printed items at the end.

Selected Highlights from the Correspondence and Documents series

• March 11, 1708 and [1708]: Petitions from the governors and assemblies of the Leeward Islands and St. Christopher to Queen Anne petitioning for protection from invaders
• Board of Trade to Queen Anne concerning Governor of New York Robert Hunter's proposal to settle 3,000 Palatines in New York and to employ them in the production of naval stores
• March 31, 1724: Auditors to the treasury department reporting on money due Robert Hunter for providing subsistence for the Palatines sent to New York
• [1730]: Charles Townshend's "Considerations on the Assiento Contract" and the slave trade in the West Indies
• November 1, 1732: Charles Townshend, 2nd Viscount, to Charles Townshend, 3rd Viscount, containing instructions for managing Whitchurch
• October 4, 1733: Lewis Morris to the Great Britain Board of Trade on "Reasons against Paper Currency in New York and New Jersey"
• February 17, 1735: Francis Harrison reporting on politics in New York from the point of view of the "court party"
• January 15, 1736 and [1736]: Three items providing opinions on liquor licensing in England
• January 12, 1738: William Richardson concerning the selling of wine to Cambridge University
• [1740]: Proposed method "for supplying the Brazills with Negros, & an Encrease of the British Trade and Navigation"
• [1745]: "A Plan for Negotiation of a Peace with Spain"
• September 4, 1746: Ferdinand VI to Joseph Ruiz de Noriega, granting trading privileges for trading slaves in the Spanish colonies
• [1748]: Remarks on the taking of Fort St. Louis by Admiral Knowles (March 8, 1747/1748)
• September 27, 1751: James Ord to Henry Pelham, inclosing three items, one describing "The Present State of the African Trade particularly with relation to the English Collonys"
• [1753]: Petition to George II from Lord Baltimore for consent to "Bar the Entail upon the Province of Maryland"
• [1760]: Document on the Settlement of Nova Scotia and Louisbourg by the British

• May 1-June 10, 1769 and October-December 1772: Intelligence concerning tension between the British and the Caribs ("Black Charibs") of St. Vincent and plans for an expedition against the Caribs
• [1771], May 31, 1772: Report on Puerto Rico for Sir Ralph Payne and a letter from Daniel O'Flaherty related to the island
• February 9, 1774: Power of Attorney relating to High Hall Wentworth's sugar plantation in Grenada
• December 23, 1777: Letter from John Thornton discussing British treatment of prisoners of war and political attitudes toward the American Revolution
• June 9, 1778: British Peace Commissioners to the Continental Congress in Philadelphia, concerning peace negotiations, independence, withdrawing the army, and refugees
• July 17, 1779: John Frodsham's "Narrative of the Proceedings of His Majesty's Fleet, under the Command of Vice Admiral Byron from 25th May 1779 to the 15th July 1779" written from St. Kitts
• July 26, 1779: Anonymous letter on the Spanish declaration of war
• November 27, 1779: Letter of support from an anonymous merchant approving Sydney's stand against Lord North in the House of Commons
• [1779]: Intelligence on the French Fleet in the West Indies near Jamaica
• [1780]: Edward Thomson's estimate of the forces necessary to take Surinam
• July 30, 1781; April 20, 1782; September and October 1782: English translation of "A true and impartial Account of the present State of Peru" and intelligence on a revolt in Peru

• February-July, 1782: Letters from Sir Robert Boyd concerning the siege of Gibraltar and Boyd's procuring of 12 Lamego hams as a prize
• August 7, 1782: James Macabee to Shelburne from the Salopian Coffeehouse, outlining a "plan for an expedition against the Havannah, connected with an idea conducive to pacification with America"
• August 13, 1782: Proposal from Benedict Arnold to Shelburne to fund the construction of a ship of war
• August 24, 1782: John Murray Dunmore, 4th earl of Dunmore, to Sydney containing a proposal to settle displaced Loyalists on the Mississippi River after the American Revolution
• September 4, 1782: Anonymous letter opposing the sending of an ambassador to the Barbary State of Morocco
• [September 1782]: Report translated from the Spanish on a revolt in Peru

• [1783]: Notes on New England trade
• June 25, 1784: Henry Caldwell to Thomas Townshend, concerning taxes and the Quebec Act's effect on Canada
• July 17, 1784: Intelligence from Juan Pablo Viscardo y Guzman, on the state of Spanish settlements in South America
• September 24, 1784: William Pitt to Sydney enclosing a letter from George III to Pitt concerning the East India Company and military forces in India[1784]: Document containing "observations on the Statute of 14 Geo: 3 For regulating Madhouses"
• [1784]: "Case of an English Subject at the Capture of Saint Eustatius by Lord Rodney and General Vaughan in the year 1781"
• [1785]: Document containing a "Comparative View of the Trade to Jamaica from the Continent of America in the years 1784 & 1785 and before the War"
• January 9, 1786: Marquis de Lafayette to John Adams dealing with trade between American and French merchants
• June 28, 1786: Lieutenant Governor of Quebec Henry Hope to Evan Nepean concerning Canadian politics and governance
• July 5, 1786: Documents and copies of letters from Sir George Brydges Rodney, commander in chief of the West Indies to the Secretary of the Navy, concerning St. Eustatius and the Leeward Islands, and from William Knox on the St. Eustatius Bill
• June 30, 1788: Thomas de Grey to Sydney concerning William Pitt's slave bill
• December 3, 1788 and [1788]: Resolution from the Privy Council containing the record of examination by George III's physicians of his illness and a report on the medical treatment given to the King
• March 1, 1789: Report from "Speculator A" to Sydney concerning corruption in Cape Breton
• April 9, 1789: Richard Downing Jennings account of the proceedings of Lord Rodney and General Vaughan at St. Eustatius
• June 6, 1789: Statement for Sydney's secret service-related accounts
• May 28, 1790: George Townshend memorandum to the House of Lords concerning the importation of personal property by subjects of the United States
• November 20, 1792: Sydney to unknown concerning the French character and the French role in the American Revolution

• Memorial from John Blankett regarding establishing a colony for convicts on Madagascar
• Extracts from Captain Arthur Phillip's diary detailing affairs with diamond mining in Brazil
• William Townshend to Nicholas Hawksmoor containing a brief note and a detailed pencil sketch of the doorway in the Sheldonian Theatre, Oxford
• Sydney's notes on the economy of New England
• Miscellaneous document: Observations on a bill to regulate distillers
• Miscellaneous document: On the status of St. Lucia
• Miscellaneous document: On the status of Surinam in the 17th century

The Additional Items series (3 items) consists of an account book, a legal report, and a legal document. The account book documents governmental expenses for secret services during the American Revolution, many of which are disbursements for Evan Nepean (1782-1791). The legal report concerns an inquiry into Edward Lascelles, collector of customs in Barbados, by Surveyor General Robert Dinwiddie (c.1745). The final item is a "Deed of trust" for land and slaves owned by Henry Compton and others in St. Kitts Island.

The Viscounts Melville papers contain the letters of British statesman Henry Dundas, 1st viscount Melville, and of his son Robert Saunders Dundas, 2nd viscount Melville, first lord of the admiralty. The collection contains incoming correspondence and some copies of letters and drafts of memoranda by the Melvilles. The papers are almost entirely political in nature and deal with English, Scottish, American, Indian, and European affairs.

The Viscounts Melville papers (14 linear feet) contain the letters of British statesman Henry Dundas, 1st viscount Melville, and his son Robert Saunders Dundas, 2nd viscount Melville, first lord of the admiralty. The collection contains approximately 1,500 Henry Dundas items and 850 Robert Dundas items, and is primarily comprised of incoming official correspondence, some copies of outgoing letters, and drafts of memoranda by the Melvilles. The papers are almost entirely political in nature and deal with English, Scottish, American, Indian, and European affairs.

The Henry Dundas papers chiefly concern British political affairs and military engagements in France, America, Norway, Denmark, the Netherlands, Austria, Russia, Spain, Cyprus, Gibraltar, Minorca, Portugal, Corfu, Trieste, Malta, Sicily, the West Indies, the East Indies, and South America. The majority of these span 1794 to 1805, and relate to his tenure as secretary at war and first lord of the admiralty.

• Diplomatic correspondence
• Memoranda on British trade
• Letters dealing with Indian and British patronage
• Military intelligence reports, defense plans, and secret naval memoranda concerning the war with France
• Secret reports on internal affairs of France covering 1791 to 1795 from his nephew George Buchan, Financier Walter Boyd, and J. Bedinfield
• Intelligence on English prisoners of war in France, including details on the treatment of prisoners
• Memorials that provide details on individual service member's careers
• Dealings with the Danish East India Company
• Miscellaneous naval material, such as reports on ship construction and repairs and on the fleets of other nations

American affairs consumed much of Melville's attention in the 1780s and 1790s while he served on the Committee of the Private Council for Trade and Foreign Plantations. Topics discussed include compensation claims from American Loyalists for losses during the war, and claims of British merchants against Americans for unpaid debts incurred during the war. Of particular interest are the letters between Melville and Grenville that relate to American debt issues (1785-1805 with a concentration in 1792). Also of note are letters from Thomas Jefferson and members of Congress concerning the 1794 Jay Treaty between England and the United States. Also present are the trial briefs prepared for Dundas' defense during his 1806 impeachment proceedings.

• January 14, 1735: Report to the Great Britain Board of Trade on the state of American and West Indies commerce and fortifications, covering 1734-1735 (40 pages)
• May 5 and July 14, 1763: Secretary of State Charles Wyndham, 2nd earl of Egremont to the Privy Council, concerning trade in the American colonies after the French and Indian War and a proposal to create a frontier military force
• June 12, 1784: Dr. John Halliburton to Henry Melville, relating his struggles as a Loyalist who fled from Rhode Island to Halifax during the American Revolution
• July 10, 1791: Lady Eglantine Wallace's account of the plan for the French Royal Family's attempted escape
• November 19, 1794: Draft of the Jay Treaty (American Treaty of Commerce, signed by Lord Grenville, along with a copy of a letter from Thomas Jefferson to George Hammond regarding the treaty, 81 pages)
• August 3, 1798: Mary Scott's description of the young King of Prussia
• July 18, 1799: Anonymous letter from a secret service agent in Göttingen concerning "cloak and dagger" operations to send intelligence through Frankfurt
• June 29, 1804: Secret intelligence from Admiral William Cornwallis concerning attacks on Brest and plans to burn the French fleet there
• October 17, 1807: William Sweetland's report on the Barbary Coast enclosed in a Sir Charles Flint letter

The Robert Dundas Melville papers relate primarily to his office as first lord of the admiralty from 1812 to 1830. These include material concerning the War of 1812, and secret admiralty memoranda documenting ship locations and movements, strength of forces, and instructions to and from various British admirals. Notably, Melville received copies of intercepted letters from Albert Gallatin, John Quincy Adams, John Speyer, S. Bourne, and R. G. Beasley to President James Madison from 1813 to 1814. The collection also provides insights into American-British tensions in the Great Lakes region in the years after the war. Between 1815 and 1820, Melville received many reports and letters related to the treatment of scurvy in the navy.

• June 6, 1812: Lord Keith's "Observations upon the Coast of America"
• January 6, 1813: Richard Bickerton concerning proposed attacks on Boulogne and Dieppe
• October 6, 1813: Admiral George Tate to Robert Melville containing a complete list of the Russian fleet
• November 23, 1813: George Campbell's plans for constructing naval vessels in the Great Lakes, with detailed ship diagrams
• February 26, 1814: Britain Navy Commissioner Samuel Bentham's detailed report on the Battle of Lake Erie (25 pages)
• July 15, 1814: Charles and George Baillie's presentation of a petition for abolishing the British slave trade
• March 1815: Many letters concerning the Duke of Orleans's plan to escape England
• September 25, 1815: Manuscript draft to Thomas Moore regarding communications about the "Merchants of Liverpool & Manchester engaged in the trade to Spanish South America."
• November 1815: Dr. William Beaty's letter on the value of providing lemon juice and vinegar to sailors for health at sea
• April 25-August 6, 1820: Anthony Maitland, 10th earl of Lauderdale, to Robert Melville concerning Trieste and Malta with detailed information on affairs
• August 25, 1823: Account of scurvy patients received yearly at naval hospitals at Haslar, Plymouth, Yarmouth, Deal, and Paington for the years 1803-1822
• 1825: Lord Auckland's report on prize ship laws

• The Melville Correspondence, 1780-1830 (146 items), containing official letters to and from the viscounts Melville
• Frederick Duke of York letters to Melville (32 letters), relating to militia and military matters, and including a color portrait of the Duke, and 1804 and 1810 accounts for field work expenses incurred by the Home Office, covering the years 1795 to 1803
• "Precis of Mr. Dundas's Correspondence with the Several Departments of his Majesty's Government," covering the Portland and Perceval ministries (46 pages), March 1807-July 23, 1810
• Four bundles of military letters and documents concerning conflicts in Europe, covering the years 1793, 1794, 1795, and 1804-1813