Image from Wikimedia Commons
unknown - Public Domain
:en:NBC - Public Domain
CBS Television - Public Domain
US gov - Public Domain
Phyllis Lewsen (ed) - Public Domain
Photofest - Public Domain
Civil War glass negative collection (Library of Congress). - Public Domain
Public Domain
unknown - CC0 1.0
Dawson Turner (?), painted c. 1802. - Public Domain
James H. McClintock, author. S. J. Clarke Publishing (Chicago, IL), publisher. - Public Domain
Logari - Public Domain
Francisco Tristán - Public Domain
Image from Wikimedia Commons
unknown - Public Domain
Sachs, Robert Green, 1916-....
Image from Wikimedia Commons
:en:NBC - Public Domain
Driscoll, Bobby, 1937-1968
Image from Wikimedia Commons
CBS Television - Public Domain
Pataki, Michael, 1938-2010
Image from Wikimedia Commons
unknown - Public Domain
Phelps, J. W. (John Wolcott), 1813-1885
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Kendall, Paul W. (Paul Wilkins), 1898-1983
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US gov - Public Domain
Burch, T. G. (Thomas Granville), 1869-1951
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unknown - Public Domain
Cole, Thomas, 1801-1848
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unknown - Public Domain
Hunt, Walter, 1796-1859
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Middleton, Fred, Sir, 1825-1898
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Phyllis Lewsen (ed) - Public Domain
Merriman, John Xavier, 1841-1926
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Sterne, Stuart, 1845-1905
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Photofest - Public Domain
Cover, Franklin
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Hills, Arnold Frank, 1857-1927
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Owen, Wilfred, 1893-1918
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Civil War glass negative collection (Library of Congress). - Public Domain
Bowen, John Stevens, 1829-1863
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Zeng, Zhiwei, 1953-
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Rodchenko, Aleksandr Mikhaĭlovich, 1891-1956
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Public Domain
Thomson, Thomas, 1773-1852
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Niskanen, Mikko
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unknown - CC0 1.0
Madeira, Jean
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Rohan, Armand-Gaston-Maximilien de, 1674-1749
Image from Wikimedia Commons
Dawson Turner (?), painted c. 1802. - Public Domain
Forby, Robert, 1759-1825
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James H. McClintock, author. S. J. Clarke Publishing (Chicago, IL), publisher. - Public Domain
Wolfley, Lewis, 1839-1910
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Grier, Pam, 1949-....
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Rich, Adrienne, 1929-2012
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Taylor, Henry Fitch, 1853-1925
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Logari - Public Domain
Sánchez de las Brozas, Francisco, 1523-1601
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Stettinius, Edward Reilly, 1865-1925
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Francisco Tristán - Public Domain
Medina, José Toribio, 1852-1930
Image from Wikimedia Commons
Sauter, Eddie