Image from Wikimedia Commons
Thomas Murrayafter Thomas Hill - Public Domain
http://en.wikipedia.org/wiki/Ugen64 -
Georges Biard - CC BY-SA 3.0
Alan Light - CC BY 2.0
Mathew Brady - Public Domain
unknown - Public Domain
Nadar - Public Domain
Alice Pelliot - Public Domain
U.S. government photographer - Public Domain
PHGCOM - CC BY-SA 3.0
Contando Estrelas - CC BY-SA 2.0
H. Wyatt - Public Domain
David Shankbone -
Undeciphered - Public Domain
Elmer Chickering - Public Domain
Е. Класин (?) - Public Domain
Sean Carrillo - CC BY 2.5
Image from Wikimedia Commons
Thomas Murrayafter Thomas Hill - Public Domain
Bisse, Philip, 1667-1721
Image from Wikimedia Commons
Wolfe, Julia
Image from Wikimedia Commons
http://en.wikipedia.org/wiki/Ugen64 -
Carnarvon, Henry Howard Molyneux, Earl of, 1831-1890
Image from Wikimedia Commons
Cooley, Spade, 1910-1969
Image from Wikimedia Commons
Cebotari, Maria
Image from Wikimedia Commons
Georges Biard - CC BY-SA 3.0
Cotillard, Marion, 1975-....
Image from Wikimedia Commons
Loraine, Robert, 1876-1935
Image from Wikimedia Commons
Alan Light - CC BY 2.0
Lynde, Stan, 1931-2013
Image from Wikimedia Commons
Mathew Brady - Public Domain
Keyes, Erasmus D. (Erasmus Darwin), 1810-1895
Image from Wikimedia Commons
unknown - Public Domain
Cotugno, Domenico, 1736-1822
Image from Wikimedia Commons
Nadar - Public Domain
Galli-Marié, Celéstine, 1840-1905
Image from Wikimedia Commons
Alice Pelliot - Public Domain
Pelliot, Paul, 1878-1945
Image from Wikimedia Commons
Chantrey, Francis, Sir, 1781-1841
Image from Wikimedia Commons
U.S. government photographer - Public Domain
Marcos, Imelda Romualdez, 1929-
Image from Wikimedia Commons
Atherton, Ray, 1883-1960
Image from Wikimedia Commons
Shagari, Shehu Usman Aliyu, 1925-
Image from Wikimedia Commons
unknown - Public Domain
Ceccherini, Santi, 1863-1932
Image from Wikimedia Commons
Grandi, Dino, 1895-1988
Image from Wikimedia Commons
PHGCOM - CC BY-SA 3.0
Languet de Gergy, Jean-Baptiste
Image from Wikimedia Commons
Contando Estrelas - CC BY-SA 2.0
Caballero, Abel
Image from Wikimedia Commons
H. Wyatt - Public Domain
Harrison, Thomas, 1744-1829
Image from Wikimedia Commons
Seelye, Julius H. (Julius Hawley), 1824-1895
Image from Wikimedia Commons
Bartow, Francis S. (Francis Stebbins), 1816-1861
Image from Wikimedia Commons
Benson, Elmer Austin, 1895-1985
Image from Wikimedia Commons
David Shankbone -
Johnson, Joyce, 1935-....
Image from Wikimedia Commons
Mowrer, Edgar Ansel, 1892-1977
Image from Wikimedia Commons
Undeciphered - Public Domain
Mugnone, Leopoldo, 1858-1941
Image from Wikimedia Commons
Elmer Chickering - Public Domain
Baxter, Sylvester, 1850-1927
Image from Wikimedia Commons
Е. Класин (?) - Public Domain
Kupfer, Adolʹf I︠A︡kovlevich, 1799-1865
Image from Wikimedia Commons
Sean Carrillo - CC BY 2.5
Hansen, Al, 1927-1995