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unknown - Public Domain
National Museum of the American Indian - Public Domain
TaphMadison - CC BY-SA 4.0
Romanov family -
Joel Munsell (1808-80) - Public Domain
Simbu123 - CC BY-SA 3.0
BiblioArchives / LibraryArchives - CC BY 2.0
United States Congress - Public Domain
NASA - Public Domain
Walden69 - Public Domain
Matt Becker -
Philips Records - Public Domain
Hartsbok, L.A. - Public Domain
Bain News Service - Public Domain
Castrum avisani - CC BY-SA 4.0
Public Domain
Ricjl - CC BY-SA 4.0
Photographer unidentified - Public Domain
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unknown - Public Domain
Vergerio, Pietro Paolo, 1498-1565
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National Museum of the American Indian - Public Domain
Tibbles, Thomas Henry, 1840-1928
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TaphMadison - CC BY-SA 4.0
Valens, Ritchie, 1941-1959
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Romanov family -
Gilliard, Pierre, 1879-1962
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Joel Munsell (1808-80) - Public Domain
Van Vechten, Abraham, 1762-1837
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Simbu123 - CC BY-SA 3.0
Barua, Jahnu, 1952-
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BiblioArchives / LibraryArchives - CC BY 2.0
Sandwell, B.K. (Bernard Keble), 1876-1954
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Sheeler, Charles, 1883-1965
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Gray, William, 1750-1825
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United States Congress - Public Domain
Kirkpatrick, Ann, 1950-
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unknown - Public Domain
Cecchetti, Enrico, 1850-1928
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Brereton, Lewis H. (Lewis Hyde), 1890-1967
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NASA - Public Domain
Thomas, Andrew (Andrew S. W.), 1951-
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Linguet, Simon-Nicolas-Henri, 1736-1794
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Luks, George Benjamin, 1867-1933
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Milva
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Walden69 - Public Domain
Sébillot, Paul, 1843-1918
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Matt Becker -
Lodge, John, 1945-
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Philips Records - Public Domain
Hyland, Brian
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Green, Alfred E., 1889-1960
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Borovikovskiĭ, Vladimir Lukich, 1757-1825
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Hartsbok, L.A. - Public Domain
Maloney, Leo, 1888-1929
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Bain News Service - Public Domain
McKenzie, R. Tait (Robert Tait), 1867-1938
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Harlan, Aaron, 1802-1868
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unknown - Public Domain
Belloy, Jean-Baptiste de 1709-1808
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Castrum avisani - CC BY-SA 4.0
Givenchy, Hubert de 1927-
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Walker, Robert J. (Robert John), 1801-1869
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Public Domain
Cleland, Max, 1942-2021
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Ricjl - CC BY-SA 4.0
Goldberg, Denis, 1933-
Image from Wikimedia Commons
Photographer unidentified - Public Domain
Hawkes, Clarence, 1869-1954