- Army Medical Board of Ireland.1
- Army Medical Library (U.S.)14
- Army Medical Museum (U.S.)3
- Army Medical Museum (U.S.). Section of Comparative Anatomy.1
- Army Service Forces Training Center (Camp Barkeley, Tex.), author, issuing body.2
- Army Service Forces Training Center (Camp Crowder, Mo.), author.1
- Arnold, J. L. (John L.)3
- Arnold, Richard D. (Richard Dennis), 1808-1876, author1
- Arnold, W. F. (Will Ford) author1
- Arnott, Neil, 1788-18746
- Artman, Wm. (William) author1
- Ashby, E.1
- Ashe, William F., author11
- Ashhurst, John, 1839-190013
- Ashmead, Albert S.1
- Ashmead, Albert S., author1
- Ashton, T. J. (Thomas John)1
- Ashton, William Easterly, 1859-1933, author1
- Ashwell, Samuel, 1798-18571
- Assalini, Paolo, 1759-1846?1