Image from Wikimedia Commons
Toglenn - CC BY-SA 3.0
Harris & Ewing, photographer - Public Domain
Jean de Tournes - Public Domain
Alan Light - CC BY 2.0
Norbert Schnitzler -
Alex Handy - CC BY-SA 2.0
*:File:Alexandre_Alekhine_01.jpg - Public Domain
Knight Foundation - CC BY-SA 2.0
Various - Public Domain
State Archives of North Carolina Raleigh, NC -
Pavel.mavrin - Public Domain
NEA photographer Michael Stewart - Public Domain
Vannerson & Jones, Richmond, - Public Domain
unknown photographer - Public Domain
:de:Benjamin Rawlinson Faulkner - Public Domain
unknown - Public Domain
Image from Wikimedia Commons
Machado, Manuel, 1874-1947
Image from Wikimedia Commons
Toglenn - CC BY-SA 3.0
Foster, Robert, 1941-
Image from Wikimedia Commons
Derflinger, Sabine
Image from Wikimedia Commons
Harris & Ewing, photographer - Public Domain
Merriam, Clinton Hart, 1855-1942
Image from Wikimedia Commons
Jean de Tournes - Public Domain
Columella, Lucius Junius Moderatus
Image from Wikimedia Commons
Shunk, Francis Rawn, 1788-1848
Image from Wikimedia Commons
Alan Light - CC BY 2.0
Lemmon, Jack
Image from Wikimedia Commons
Norbert Schnitzler -
Goretti, Maria, Saint, 1890-1902
Image from Wikimedia Commons
Alex Handy - CC BY-SA 2.0
Engelbart, D. C., 1925-2013
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Lafargue, Paul, 1842-1911
Image from Wikimedia Commons
*:File:Alexandre_Alekhine_01.jpg - Public Domain
Alekhine, Alexander, 1892-1946
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Park, William Hallock, 1863-1939
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Knight Foundation - CC BY-SA 2.0
Mernit, Susan
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Braille, Louis, 1809-1852
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Benavente, Saulo
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Various - Public Domain
Masson, David, 1822-1907
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Watson, David K. (David Kemper), 1849-1917
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Hill, Knute, 1876-1963
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State Archives of North Carolina Raleigh, NC -
Veasey, Millie Dunn, 1918-2018
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Blessington, Marguerite, Countess of, 1789-1849
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Pavel.mavrin - Public Domain
Hopcroft, John E., 1939-
Image from Wikimedia Commons
NEA photographer Michael Stewart - Public Domain
Neuberger, Roy R.
Image from Wikimedia Commons
Vannerson & Jones, Richmond, - Public Domain
Chilton, R. H. (Robert Hall), 1816-1879
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unknown photographer - Public Domain
Bramé, Charlotte M., 1836-1884
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Ennin, 794-864
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:de:Benjamin Rawlinson Faulkner - Public Domain
Children, J. G. (John George), 1777-1852
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unknown - Public Domain
Kuznet︠s︡ov, N. G. (Nikolaĭ Gerasimovich), 1902-1974
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Borch, Gerard ter 1617-1681
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Payne, Sereno Elisha, 1843-1914
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unknown - Public Domain
Oberholtzer, Ernest C. (Ernest Carl), 1884-1977