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National Institutes of Health - Public Domain
Slowking -
Noel Debien - Public Domain
Tomasz Sobecki -
Georges Seguin (Okki - CC BY-SA 3.0
Roms69 - CC BY-SA 3.0
Original uploader was Reservoirhill - Public Domain
Johangag - CC BY-SA 3.0
Matzene, Chicago (copyright claimant) - Public Domain
Arthur Cantor - Public Domain
unknown - Public Domain
Carl Lender - CC BY-SA 3.0
Koen Suyk / Anefo - CC0 1.0
author - Public Domain
Henri Grevedon - Public Domain
Public Domain
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Hampden, John, 1594-1643
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National Institutes of Health - Public Domain
Kirschstein, Ruth L.
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Collins, Harry J.
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Slowking -
Baker, Nicholson
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Westergaard, Harald, 1853-1936
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Allen, William, 1793-1864
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Clendenon, Donn
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Kolbe, Hermann, 1818-1884
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Noel Debien - Public Domain
Goold, James Alipius (Irish archbishop and patron, 1812-1886)
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Tomasz Sobecki -
Sobecki, Tomasz 1952-
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Georges Seguin (Okki - CC BY-SA 3.0
Tardi, Jacques
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Roms69 - CC BY-SA 3.0
Fields, Kenneth, 1939-
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Original uploader was Reservoirhill - Public Domain
Austin, Patti
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Johangag - CC BY-SA 3.0
Lhote, André, 1885-1962
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Pitoni, G. O. (Giuseppe Ottavio), 1657-1743
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Matzene, Chicago (copyright claimant) - Public Domain
Dalmorès, Charles, 1871-1939
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Arthur Cantor - Public Domain
Bergman, Ingrid, 1915-1982
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unknown - Public Domain
Ward, A. H. (Andrew Harrison), 1815-1904
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Clapperton, Hugh, 1788-1827
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Carl Lender - CC BY-SA 3.0
Griffith, John Thomas
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Darling, Samuel T. (Samuel Taylor), 1872-1925
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Payró, Roberto Jorge, 1867-1928
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Koen Suyk / Anefo - CC0 1.0
Mecking, Henrique
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Albrecht VII, Archduke of Austria, 1559-1621
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author - Public Domain
Abbott, Austin, 1831-1896
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Thompson, John S. D. (John Sparrow David), Sir, 1844-1894
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Angelo Carletti, 1411-1495
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Henri Grevedon - Public Domain
Labarre, Théodore, 1805-1870
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Public Domain
Bourne, Benjamin, 1755-1808
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unknown - Public Domain
Walker, Dugald Stewart, 1883-1937