- Agnew, D. Hayes (David Hayes), 1818-18929
- Agramonte, A. (Aristides), 1869-1931, author2
- Ahl's Splint Manufacturing Co., author.1
- Aickin, Thomas, 1814-18971
- Aikens, Charlotte A. (Charlotte Albina), 1868- author3
- Aikens, Charlotte A. (Charlotte Albina), 1868-, author7
- Aikin, John, 1747-18223
- Ailhaud, Jean, 1674 or 1675-1756, author1
- Ainsworth, William Francis, 1807-18961
- Air University (U.S.). Arctic, Desert, and Tropic Information Center, author.1
- Aitken, William, 1825-1892, author1
- Akerly, Samuel, 1785-18452
- Albee, Fred H. (Fred Houdlett), 1876-19452
- Alcott, William A. (William Andrus), 1798-18598
- Alden, Charles Henry, 1836-1906 author2
- Alden, Charles Henry, 1836-1906, author1
- Alden, Ebenezer, 1788-18811
- Alderson, James, Sir, 1794-18821
- Alexander, Leo, 1905-1985, author5
- Alfred University. Alumni Association, author.1