Image from Wikimedia Commons
Ludwig von Löfftz - Public Domain
Contemporary photograph - Public Domain
original uploader - Public Domain
Ron Baker (https://www.flickr.com/photos/kingsnake) - CC BY-SA 2.0
Bain News Service - Public Domain
unknown - Public Domain
Melsenbach - Public Domain
Ben Smegelsky - Public Domain
Nederlands Instituut voor Beeld en Geluid - CC BY-SA 3.0
unknown -
Dr. Susan Hardwicke - CC BY-SA 3.0
Ben Merk / Anefo - CC BY 4.0
Luispihormiguero -
*:File:Saul_Lieberman.jpg - CC BY 3.0
Graphic Services - CC BY 2.0
Lexrepublica - CC BY-SA 4.0
w:Alpha Kappa Alpha -
Richard Budd - Public Domain
Suse Byk -
Image from Wikimedia Commons
Tift, Nelson, 1810-1891
Image from Wikimedia Commons
Ludwig von Löfftz - Public Domain
Lofftz, Ludwig
Image from Wikimedia Commons
Contemporary photograph - Public Domain
Singh, Sundar, 1889-1929
Image from Wikimedia Commons
original uploader - Public Domain
Thomson, James, 1822-1892
Image from Wikimedia Commons
Webb, William F. (William Flood), 1887-1972
Image from Wikimedia Commons
Pons, Louis, 1927-....
Image from Wikimedia Commons
Ron Baker (https://www.flickr.com/photos/kingsnake) - CC BY-SA 2.0
McCoury, Del, 1939-
Image from Wikimedia Commons
Bain News Service - Public Domain
Willard, Jess, 1881-1968
Image from Wikimedia Commons
unknown - Public Domain
Neumayr, Melchior, 1845-1890
Image from Wikimedia Commons
Melsenbach - Public Domain
Ballantyne, R.M. (Robert Michael), 1825-1894
Image from Wikimedia Commons
Ben Smegelsky - Public Domain
Logsdon, John M., 1937-
Image from Wikimedia Commons
Nederlands Instituut voor Beeld en Geluid - CC BY-SA 3.0
Granpré Molière, M.J. 1883-1972
Image from Wikimedia Commons
unknown -
Monckton, Walter Turner, Viscount Monckton of Brenchley, 1891-1965
Image from Wikimedia Commons
Eickemeyer, Rudolf, 1862-1932
Image from Wikimedia Commons
Dr. Susan Hardwicke - CC BY-SA 3.0
DioGuardi, Joseph J., 1940-
Image from Wikimedia Commons
Ben Merk / Anefo - CC BY 4.0
Fiume, Salvatore, 1915-1997
Image from Wikimedia Commons
Luispihormiguero -
Shushtarī, ʻAlī ibn ʻAbd Allāh, 1213 or 1214-1269
Image from Wikimedia Commons
Warren, Samuel, 1807-1877
Image from Wikimedia Commons
Adrain, Garnett B. (Garnett Bowditch), 1816-1878
Image from Wikimedia Commons
*:File:Saul_Lieberman.jpg - CC BY 3.0
Lieberman, Saul, 1898-1983
Image from Wikimedia Commons
Monti, Vincenzo, 1754-1828
Image from Wikimedia Commons
Graphic Services - CC BY 2.0
Warren, Leonard, 1911-1960
Image from Wikimedia Commons
original uploader - Public Domain
Hjelt, Edv. (Edvard), 1855-1921
Image from Wikimedia Commons
Lexrepublica - CC BY-SA 4.0
Vespignani, Virginio, 1808-1882
Image from Wikimedia Commons
w:Alpha Kappa Alpha -
Boyd, Norma E., 1888-
Image from Wikimedia Commons
Richard Budd - Public Domain
Hawker, Robert Stephen, 1803?-1875
Image from Wikimedia Commons
Chang, Kia-ngau, 1889-1979
Image from Wikimedia Commons
Suse Byk -
Graener, Paul, 1872-1944
Image from Wikimedia Commons
Archdale, Betty, 1907-2000
Image from Wikimedia Commons
Stallybrass, Edward