- Anders, James M. (James Meschter), 1854-1936 author2
- Anderson, L. H. (Lewis H.)1
- Annual State Conference of Charities and Corrections (Wis.) (1893 : Madison, Wis.) author.1
- Anthropological Society of Washington (Washington, D.C.), author.1
- Anti-Tenement House League.1
- Arnold, W. F. (Will Ford) author1
- Arnold, W. F. (Will Ford), author1
- Ashmead, Albert S.3
- Ashton, Thomas G. (Thomas George), 1867-1933 author2
- Ashton, William Easterly, 1859-1933, author1
- Aulde, John, 1846- author1
- Axtell, E. R. (Edwin Rodarmel), 1866-1899 author1
- Álvares, João Teixeira, 1858-1940, author1
- Bache, Richard Meade, author1
- Bacon, Gorham, 1855-1940 author1
- Baer, B. F. (Benjamin Franklin), 1846-1920, author1
- Baldwin, D. A. (David A.)1
- Baldy, J. M. (John Montgomery), 1860-19342
- Ball, Francis P. (Francis Pollock), 1856-1920, author1
- Barbour, John Ford, 1861-1896 author1