Names
- Agnew, John Holmes, 1804-1865.1
- Aigler, Ralph William, 1885-1964.1
- Aiton, Arthur S. (Arthur Scott), 1894-1955.1
- Albeladejo, José M.1
- Alger, R. A. (Russell Alexander), 1836-1907.1
- Allen, Edward Payson, 1839-1909.1
- Allen, John Robins, 1869-1920.1
- Allen, John, 1796-1851.1
- Allen, Shirley Walter, 1883-1
- Alt, Glenn Leslie.1
- Altshuler, Samuel Simon, 1902-1
- American Academy in Rome.1
- American Historical Association.1
- Anderson, Henry Clay, 1872-1939.1
- Anderson, William, 1843-1
- Angell family.1
- Angell, Avery Aldrich, 1807-1894.1
- Angell, Fanny Cooley.1
- Angell, James Burrill, 1829-19161
- Angell, James Rowland, 1869-1949.1