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Fotokannan - CC BY-SA 3.0
Jim.henderson - CC0 1.0
US Dept. of State - Public Domain
Bain - Public Domain
Guroed - Public Domain
original uploader - Public Domain
Bain News Service, publisher - Public Domain
Johangag - CC BY-SA 3.0
Nadar upload and restoration by Jebulon - Public Domain
John Moffat (1819-1894), published 1910 and author listed as ''Moffat, Edinburgh'' - Public Domain
Léopold-Émile Reutlinger - Public Domain
unknown - Public Domain
Jfrancis51 - CC BY-SA 3.0
Public Domain
U.S. Government Printing Office. - Public Domain
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Robinson, Charles, 1818-1894
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Fotokannan - CC BY-SA 3.0
Subramaniam, L.
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Jim.henderson - CC0 1.0
Central Synagogue (New York, N.Y.)
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US Dept. of State - Public Domain
Wadsworth, James Jeremiah, 1905-
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Bain - Public Domain
Wolf, Simon, 1836-1923
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Howson, J. S. (John Saul), 1816-1885
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Guroed - Public Domain
Pirotte, Julia.
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Van Heijenoort, Jean, 1912-1986
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original uploader - Public Domain
Saint-Yves d'Alveydre, Joseph Alexandre, marquis, 1842-1909
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Bain News Service, publisher - Public Domain
Payne, John Barton, 1855-1935
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Ruskin, John, 1819-1900
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Johangag - CC BY-SA 3.0
Lhote, André, 1885-1962
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Momsen, Charles Bowers
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Haworth, Adrian Hardy, 1768-1833
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Nadar upload and restoration by Jebulon - Public Domain
Trousseau, A. (Armand), 1801-1867
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John Moffat (1819-1894), published 1910 and author listed as ''Moffat, Edinburgh'' - Public Domain
Dowden, John, 1840-1910
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Fleischmann, Trude, 1895-1990
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Léopold-Émile Reutlinger - Public Domain
Caron, Rose, 1857-1930
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Ricci, Matteo, 1552-1610
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unknown - Public Domain
Doles, Johann Friedrich, 1715-1797
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Dixon, Dean, 1915-1976
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Keller, Arthur Ignatius, 1866-1924
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Goodridge, John, 1764-1786
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Gilpin, Charles S. (Charles Sidney), 1878-1930
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unknown - Public Domain
Dwan, Dorothy, 1906-1981
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Jfrancis51 - CC BY-SA 3.0
Francis, W. Nelson (Winthrop Nelson), 1910-2002
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Public Domain
Kettering, Charles Franklin, 1876-1958
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Messina
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U.S. Government Printing Office. - Public Domain
McIntire, Clifford G. (Clifford Guy), 1908-1974
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Ramsay, James, 1733-1789