Names
- Alger, R. A. (Russell Alexander), 1836-1907.1
- Alger, R. E. (Richard Edwin)1
- Allen family1
- Allen, Calman1
- Allen, Edward A. H. (Edward Augustus Holyoke), 1828-1898.1
- Allen, Elizabeth Akers, 1832-1911.1
- Allen, Elizabeth.1
- Allen, Joseph Henry, 1820-1898.1
- Allen, Joseph, 1790-1873.1
- Allen, Thomas Prentiss, 1822-1868.1
- Allen, William Francis, 1830-1889.1
- Allen, William H. (William Henry), 1808-1882.1
- Alliance (Screw gunboat)1
- Alvord, Charles.1
- Alvord, George.1
- American Anti-Slavery Society.1
- American Board of Commissioners for Foreign Missions.1
- American Colonization Society.1
- American Fur Company.1
- American Protective Association.1