Image from Wikimedia Commons
New York World-Telegram and the Sun staff photographer: Higgins, Roger, photographer. - Public Domain
unbekannter Künstler. - Public Domain
A. Brauer - Public Domain
Washboard Man - CC BY-SA 3.0
Unknown, photo taken about 1885 of Philip Hubert - Public Domain
Public Domain
Creator - Public Domain
Mathew Brady - Public Domain
Possibly Joseph-Eudore Lemay (1874-1947) (not explicitly credited in the source, but included in the fonds Joseph-Eudore Lemay) - Public Domain
Williamwaterway - CC BY-SA 3.0
original uploader - Public Domain
Samuel Luke Fildes - Public Domain
unknown - CC BY-SA 3.0
unknown - Public Domain
Image from Wikimedia Commons
New York World-Telegram and the Sun staff photographer: Higgins, Roger, photographer. - Public Domain
Cowell, Sidney Robertson, 1903-1995
Image from Wikimedia Commons
unbekannter Künstler. - Public Domain
Bullard, Henry Adams, 1788-1851
Image from Wikimedia Commons
A. Brauer - Public Domain
Robida, Albert, 1848-1926
Image from Wikimedia Commons
Washboard Man - CC BY-SA 3.0
Burns, Jimmy, 1943-
Image from Wikimedia Commons
Nicholson, John A. (John Anthony), 1827-1906
Image from Wikimedia Commons
Unknown, photo taken about 1885 of Philip Hubert - Public Domain
Hubert, Philip Gengembre, 1852-1925
Image from Wikimedia Commons
Quigg, Chris.
Image from Wikimedia Commons
Public Domain
Mercier, Auguste, 1833-1921
Image from Wikimedia Commons
Renaud, Madeleine, 1900-1994
Image from Wikimedia Commons
Ward, E. M. (Edward Matthew), Mrs., 1832-1924
Image from Wikimedia Commons
Debré, Michel, 1912-
Image from Wikimedia Commons
Ross, Lewis Winans, 1812-1895
Image from Wikimedia Commons
Creator - Public Domain
Alston, Theodosia Burr, 1783-1813
Image from Wikimedia Commons
Burns, Haydon, 1912-1987
Image from Wikimedia Commons
Bhumibol Adulyadej, King of Thailand, 1927-
Image from Wikimedia Commons
Mathew Brady - Public Domain
Noyes, William Curtis, 1805-1864
Image from Wikimedia Commons
Possibly Joseph-Eudore Lemay (1874-1947) (not explicitly credited in the source, but included in the fonds Joseph-Eudore Lemay) - Public Domain
Nincheri, Guido, 1885-1973
Image from Wikimedia Commons
Semple, Lorenzo, Jr., 1923-2014
Image from Wikimedia Commons
Daugherty, H. M. (Harry Micajah), 1860-1941
Image from Wikimedia Commons
Williamwaterway - CC BY-SA 3.0
Eisenstaedt, Alfred
Image from Wikimedia Commons
Rizal, José, 1861-1896
Image from Wikimedia Commons
original uploader - Public Domain
Bennett, Donald V. (Donald Vivian), 1915-
Image from Wikimedia Commons
Byrd, William, 1539 or 1540-1623
Image from Wikimedia Commons
Blind, Karl, 1826-1907
Image from Wikimedia Commons
Duveen, Joseph Duveen, Baron, 1869-1939
Image from Wikimedia Commons
Samuel Luke Fildes - Public Domain
Fildes, Luke, Sir, 1844-1927
Image from Wikimedia Commons
Tower, Charlemagne, 1848-1923
Image from Wikimedia Commons
unknown - CC BY-SA 3.0
Reinecke, Hermann, 1888-1972
Image from Wikimedia Commons
Marot, Daniel, 1661-1752
Image from Wikimedia Commons
unknown - Public Domain
Heineman, Dannie N., 1872-1962