Image from Wikimedia Commons
artwork drawn by Adolph Boÿ, engraved by Jeremias Falck - Public Domain
Mathew Brady Levin Corot Handy - Public Domain
TSGT Clawson, USAF - Public Domain
Directors' room portrait for National City Bank. - Public Domain
author of photograph unknown - Public Domain
The schatz house - CC BY-SA 3.0
Ram.eisenberg - CC BY-SA 3.0
Harlan1000 - CC BY-SA 3.0
unknown - Public Domain
unknows - Public Domain
US Government Printing Office (Washington, DC), publisher. - Public Domain
Contemporary portrait - Public Domain
unknown photographer - Public Domain
C. E. Liberati - Public Domain
James E. Purdy - Public Domain
Unknown photographer. Library of Congress. - Public Domain
unidentified photographer - CC BY 3.0
עמית גושר. -
E. White, N.Y. - Public Domain
RABÉN & SJÖGRENS FÖRLAG - Public Domain
Unidentified photographer - Public Domain
Image from Wikimedia Commons
artwork drawn by Adolph Boÿ, engraved by Jeremias Falck - Public Domain
Alhazen, 965-1039
Image from Wikimedia Commons
Mathew Brady Levin Corot Handy - Public Domain
Caldwell, William P. (William Parker), 1832-1903
Image from Wikimedia Commons
TSGT Clawson, USAF - Public Domain
Masire, Ketumile, Sir, 1925-
Image from Wikimedia Commons
Directors' room portrait for National City Bank. - Public Domain
Stillman, James, 1850-1918
Image from Wikimedia Commons
Valli, Alida, 1921-2006
Image from Wikimedia Commons
author of photograph unknown - Public Domain
Thudichum, J.L.W. (John Louis William), 1829-1901
Image from Wikimedia Commons
The schatz house - CC BY-SA 3.0
Schatz, Zahara, 1916-1999
Image from Wikimedia Commons
Ram.eisenberg - CC BY-SA 3.0
Sachs, Albie, 1935-....
Image from Wikimedia Commons
Harlan1000 - CC BY-SA 3.0
Krone, Julie
Image from Wikimedia Commons
unknown - Public Domain
Khan, Abdul Karim, 1872-1936
Image from Wikimedia Commons
Bénédite, Léonce, 1859-1925
Image from Wikimedia Commons
Cranston, Alan, 1914-2000
Image from Wikimedia Commons
Loo, Louis Michel van 1707-1771
Image from Wikimedia Commons
Benson, Robby
Image from Wikimedia Commons
unknows - Public Domain
Edwards Bello, Joaquín, 1888-1968
Image from Wikimedia Commons
US Government Printing Office (Washington, DC), publisher. - Public Domain
O'Connor, Michael P. (Michael Patrick), 1831-1881
Image from Wikimedia Commons
Mathew Brady Levin Corot Handy - Public Domain
Kelly, J. K. (James Kerr), 1819-1903
Image from Wikimedia Commons
Egner, Marie, 1850-1940
Image from Wikimedia Commons
Contemporary portrait - Public Domain
Erskine, Ebenezer, 1680-1754
Image from Wikimedia Commons
unknown photographer - Public Domain
Pennington, Ann, 1893-1971
Image from Wikimedia Commons
C. E. Liberati - Public Domain
Carlini, Francesco, 1783-1862
Image from Wikimedia Commons
James E. Purdy - Public Domain
Abbott, Lyman, 1835-1922
Image from Wikimedia Commons
Unknown photographer. Library of Congress. - Public Domain
Diven, Alexander Samuel, 1809-1896
Image from Wikimedia Commons
unidentified photographer - CC BY 3.0
Skelton, Reginald William, 1872-1956
Image from Wikimedia Commons
Tatishchev, Dmitriĭ Pavlovich, 1767-1845
Image from Wikimedia Commons
עמית גושר. -
Shohat, Gil, 1973-
Image from Wikimedia Commons
Hill, A. J. (Alec Jeffrey), 1916-
Image from Wikimedia Commons
E. White, N.Y. - Public Domain
Bowers, Robert Hood, 1877-1941
Image from Wikimedia Commons
RABÉN & SJÖGRENS FÖRLAG - Public Domain
Warburton, Thomas, 1918-....
Image from Wikimedia Commons
Unidentified photographer - Public Domain
Davis, Benjamin Franklin, 1831-1863