Authors: 1900
- Keller, W. D. 1900-2001 Jun 11, 2019
- Crane, Stephen 1871-1900 Jun 8, 2019
- Bellamy, Elizabeth W. (Elizabeth Whitfield) 1837-1900 May 12, 2019
- Ridpath, John Clark 1840-1900 Mar 17, 2019
- Symons, G. J. (George James) 1838-1900 Nov 28, 2018
- Woomera 1817-1900 Oct 27, 2018
- Blackmore, R. D. (Richard Doddridge) 1825-1900 Oct 25, 2018
- Larminie, William -1900 Sep 6, 2018
- Forbes, Archibald 1838-1900 Aug 16, 2018
- Wellby, M. S. (Montagu Sinclair) 1866-1900 Aug 6, 2018
- Aranda y Sanjuan, Manuel 1845-1900 Jun 10, 2018
- Ruhle, George Cornelius 1900- Jun 2, 2018
- Sancho Rayón, José León 1830-1900 Apr 24, 2018
- Graves, Ralph 1900-1977 Nov 16, 2017
- Brown, Karl F. (Karl Frederick) 1900-1981 Nov 11, 2017
- Dobzhansky, Theodosius 1900-1975 Oct 13, 2017
- Blanc, Claudius 1854-1900 Aug 16, 2017
- Bingham, John Armor 1815-1900 Jul 23, 2017
- Cushing, Frank Hamilton 1857-1900 May 8, 2017
- Swan, James G. 1818-1900 May 2, 2017
- Dodge, Natt N. (Natt Noyes) 1900-1982 Apr 29, 2017
- Warner, Charles Dudley 1829-1900 Apr 27, 2017
- Rand, Theodore H. (Theodore Harding) 1835-1900 Apr 25, 2017
- Peterson, P. D. (Purl Dewey) 1900-1967 Jan 18, 2017
- Conner, E. Palmer (Edmund Palmer) 1900-1975 Nov 11, 2016
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