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Unknown (Bain News Service, publisher) - Public Domain
Public Domain
U.S. Army Signal Corps - Public Domain
Unknown, irrelevant due to age - Public Domain
unknown - Public Domain
KAJIWARA PHOTO - Public Domain
Marie-Lan Nguyen (Jastrow) - CC BY 2.5
unknown photographer - Public Domain
photographer unknown 1861-65 - Public Domain
Frederick Gutekunst - Public Domain
R' M.L. Schwab - CC0 1.0
Original uploader was Yef Askeeb - CC BY-SA 2.5
United States Congress - Public Domain
Christoph Reichelt, Dresden - CC BY 3.0
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Unknown (Bain News Service, publisher) - Public Domain
Funk, Isaac K. (Isaac Kaufman), 1839-1912
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Gregory, Donald, -1836
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Public Domain
Simon, Joseph, 1851-1935
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Macleay, William Sharp, 1792-1865
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Cabral, Pedro Alvares, -1520?
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Public Domain
Sorell, William, 1775-1848
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Glennan, Thomas Keith, 1905-1995
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Trotter, Thomas, 1760-1832
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Robinson, Jeanne
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U.S. Army Signal Corps - Public Domain
Campbell, Levin Hicks, 1886-1976
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Nehrling, Henry, 1853-1929
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White, T. D. (Timothy D.)
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Unknown, irrelevant due to age - Public Domain
Rust, Albert, -1870
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unknown - Public Domain
Meredith, Charles, Mrs., 1812-1895
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KAJIWARA PHOTO - Public Domain
Akins, Zoƫ (1886-1958).
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Marie-Lan Nguyen (Jastrow) - CC BY 2.5
Lindon, Vincent
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Kummer, Corby
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unknown photographer - Public Domain
Eekhout, Jan H., 1900-
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photographer unknown 1861-65 - Public Domain
Caldwell, Henry C. (Henry Clay), 1832-1915
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Agassiz, Alexander, 1835-1910
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Salk, Jonas Edward, 1914-1995
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Frederick Gutekunst - Public Domain
James, Bushrod Washington, 1836-1903
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R' M.L. Schwab - CC0 1.0
Schwab, Shimon, 1908-
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Oklahoma (Battleship : BB-37)
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Public Domain
Richardson, Henry Handel, 1870-1946
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Original uploader was Yef Askeeb - CC BY-SA 2.5
Slatkin, Leonard.
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Reinhardt, J. (Johannes), 1816-1882
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Couturier, Marie-Alain, 1897-1954
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United States Congress - Public Domain
Alger, Bruce, 1918-
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Christoph Reichelt, Dresden - CC BY 3.0
Sobek, Werner.