- Abbott, Frank, 1836-1897, author1
- Adams, J. F. Alleyne (James Forster Alleyne), 1844-1914, author1
- Agnew, Cornelius Rea, 1830-18881
- Agnew, D. Hayes (David Hayes), 1818-18921
- Albany (N.Y.). Board of Health, author.1
- Allen, John K., active 19th century author1
- Allen, John K., active 19th century, author1
- Allport, W. W. (Walter Webb), 1824-1893, author1
- Alvarado y Rivera, Ignacio, author1
- American Academy of Dental Science (Boston, Mass.)1
- Amory, Robert, 1842-1910, author1
- Angell, Henry C. (Henry Clay), 1829-19111
- Ashhurst, John, 1839-19001
- Atthill, Lombe, 1827-19101
- B. Keith & Co., author.1
- Bain, Alexander, 1818-19031
- Baker, Frank, 1841-19181
- Baker, Henry B. (Henry Brooks), 1837-1920, author1
- Baker, Lucius W.1
- Baker, William H. (William Henry), 1845-1914, author1