Names
- Alger, Frederick M. (Frederick Moulton), 1876-1933.1
- Alger, R. A. (Russell Alexander), 1836-1907.1
- Alger, R. E. (Richard Edwin)1
- Allen family.1
- Allen, Edward A. H. (Edward Augustus Holyoke), 1828-1898.1
- Allen, Mary B.1
- Allen, William H. (William Henry), 1808-1882.1
- American Anti-Slavery Society.1
- American Asylum, at Hartford, for the Education and Instruction of the Deaf and Dumb.1
- American Board of Commissioners for Foreign Missions.1
- American Colonization Society.1
- American Library Association.1
- American Lithographic Co.1
- American Society for the Diffusion of Useful Knowledge.1
- American Spiritualist Alliance.1
- Amistad (Schooner)1
- Anderson, Jo. (1 letter)1
- Anderson, Thomas. (2 letters)1
- Andrew, John Albion, 1818-1867.1
- Andrews, John, 1764-1845.1