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Public Domain
unknown - Public Domain
William J. Pringle (''ca''. 1805-1860) - Public Domain
Geronimo Scotto - Public Domain
Michigan Academy of Science - Public Domain
Men of Mark Publishing, Washington DC - Public Domain
original uploader - Public Domain
P. Birken - CC BY-SA 3.0
Kadellar -
Camilo Domeniconi (*about 1800 - †1860) - Public Domain
Daniel J. Strain - Public Domain
w:Rajasekharan Parameswaran - CC BY-SA 3.0
Lewis Clinton Strang - Public Domain
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Finerty, John F. (John Frederick), 1846-1908
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Public Domain
Lever, Hayley, 1875-1958
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unknown - Public Domain
Pease, Calvin, 1776-1839
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William J. Pringle (''ca''. 1805-1860) - Public Domain
Booker, Luke, 1762-1835
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Kleist, Heinrich von 1777-1811
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Geronimo Scotto - Public Domain
Generali, Pietro, 1773-1832
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Jones, Robert, Sir, 1858-1933
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Tam, Vivienne
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Michigan Academy of Science - Public Domain
Hubbard, Bela, 1814-1896
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Onslow, Georges
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Men of Mark Publishing, Washington DC - Public Domain
Peelle, Stanton J. (Stanton Judkins), 1843-1928
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Bonham-Carter, Helena 1966-....
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Kiefer, Hermann 1825-1911
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Logan, William E. (William Edmond), Sir, 1798-1875
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Babkin, B. P. (Boris Petrovich), 1877-1950
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original uploader - Public Domain
Angas, George Fife, 1789-1879
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P. Birken - CC BY-SA 3.0
Jameson, Antony, 1934-
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Anati, Emmanuel
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Kadellar -
Schenker, Rudolf, 1948-
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Public Domain
Dinnie, Donald, 1837-1916
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Camilo Domeniconi (*about 1800 - †1860) - Public Domain
Portales, Diego José Víctor, 1793-1837
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Daniel J. Strain - Public Domain
Robinson, George D. (George Dexter), 1834-1896
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unknown - Public Domain
Bemberg, Maria Luisa
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Guérin, Pierre-Narcisse, 1774-1833
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w:Rajasekharan Parameswaran - CC BY-SA 3.0
Makhmalbāf, Samīrā, 1980-
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Lewis Clinton Strang - Public Domain
Shannon, Effie, 1867-1954
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unknown - Public Domain
Manns, August Friedrich, Sir, 1825-1907
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Holland, S. G. (Sidney George), 1893-1961
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Thomson, Joseph, 1858-1895
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unknown - Public Domain
Tuckwell, William, 1829-1919