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Asterio Tecson - CC BY-SA 2.0
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S. Doguet, Bibliothécaire de la SEF à partir de la lithographie de A. Millot (Portrait de S.-A. de Marseul) - Public Domain
Polkowski - Public Domain
unknown - Public Domain
Paul Leake - Public Domain
George Grantham Bain Collection (Library of Congress) - Public Domain
Machmit (Machmit - CC BY-SA 3.0
author - Public Domain
John Chester Buttre, from a daguerreotype by Major Moulthrop - Public Domain
Melchior Lorck - Public Domain
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Asterio Tecson - CC BY-SA 2.0
Houston, Whitney
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Magnusson, Leifur, 1882-
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Canfield, Harry C. (Harry Clifford), 1875-1945
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S. Doguet, Bibliothécaire de la SEF à partir de la lithographie de A. Millot (Portrait de S.-A. de Marseul) - Public Domain
Marseul, S.-A. de (Silvin Augustin), 1812-1890
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Polkowski - Public Domain
Marconi, Enrico 1792-1863
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unknown - Public Domain
Piatigorsky, Gregor, 1903-1976
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Worden, Francis Lyman, 1830-1887
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Paul Leake - Public Domain
Sibley, Solomon, 1769-1846
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Moss, Frank, 1860-1920
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Weber, Arthur, 1879-1975
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Anderson, Sydney, 1881-1948
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Lebrun, Pierre Antoine, 1785-1873
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George Grantham Bain Collection (Library of Congress) - Public Domain
Hale, Louise Closser, 1872-1933
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Eichinger, Bernd
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Batali, Mario
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Michelozzo, 1396-1472
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unknown - Public Domain
Baxter, Warner, 1889-1951
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Niese, Hansi
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Pogodin, M. P. (Mikhail Petrovich), 1800-1875
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Procter, Adelaide Anne, 1825-1864
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Machmit (Machmit - CC BY-SA 3.0
Hunt, Tim, 1943-....
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Jackson, Andrew, 1767-1845
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author - Public Domain
Walker, Edward, Sir, 1612-1677
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Wagner, Richard, 1813-1883
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John Chester Buttre, from a daguerreotype by Major Moulthrop - Public Domain
Goodrich, Chauncey A. (Chauncey Allen), 1790-1860
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Melchior Lorck - Public Domain
Boesbeeck, Ogier Ghiselin van
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Lynch, John Roy, 1847-1939
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Devore, Dorothy, 1899-1976
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Oklahoma (Battleship : BB-37)
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Gley, E. (Eugène), 1857-1930