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Neilcorleone69 - CC BY-SA 4.0
Hill & Adamson - Public Domain
EnTerr - CC BY 3.0
unknown - Public Domain
Universal - Public Domain
original uploader - Public Domain
Published by "Students' coöperative society" - Public Domain
Tulane Public Relations - CC BY 2.0
unknown -
NASA - Public Domain
Thomas de Keyser -
Lady Ottoline Morrell (died 1938) - Public Domain
John Derbyshire or an associate -
Anual - CC BY 3.0
Ledatchev - CC BY-SA 3.0
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Alphand, Hervé
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Evans, Lane, 1951-
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Neilcorleone69 - CC BY-SA 4.0
Zóbel, Fernando
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Clyde, Colin Campbell, Baron, 1792-1863
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Blomstedt, Pauli Ernesti, 1900-1935
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Moore, Grace, 1898-1947
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Liebreich, Oscar, 1839-1908
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Hill & Adamson - Public Domain
Latham, R.G. (Robert Gordon), 1812-1888
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Baber, Henry Hervey, 1775-1869
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EnTerr - CC BY 3.0
Herzenberg, Leonard A.
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unknown - Public Domain
Carson, John Renshaw, 1887-1940
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Universal - Public Domain
Kennedy, Merna, 1908-1944
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Grenier, Paul 1768-1827
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original uploader - Public Domain
Low, Frederick Ferdinand, 1828-1894
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Published by "Students' coöperative society" - Public Domain
Pascal, Jean-Louis, 1837-1920
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Tulane Public Relations - CC BY 2.0
Eisenberg, Deborah
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unknown -
Prudden, Bonnie, 1914-2011
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NASA - Public Domain
Challenger (Spacecraft)
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Mangano, Silvana, 1930-1989
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unknown - Public Domain
Gershuni, Grigoriĭ Andreevich, 1870-1908
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Thomas de Keyser -
Blaeu, Willem Janszoon, 1571-1638,
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Chang, Kia-ngau, 1889-1979
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Lady Ottoline Morrell (died 1938) - Public Domain
Stephens, James, 1882-1950
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John Derbyshire or an associate -
Derbyshire, John.
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unknown - Public Domain
Sagnier, Enric, 1858-1931
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unknown - Public Domain
Europe, James Reese, 1881-1919
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Anual - CC BY 3.0
Campo Baeza, Alberto, 1946-....
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Calvé, Emma, 1858-1942
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Ledatchev - CC BY-SA 3.0
Hankins, James.
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Williams-Ellis, Clough, 1883-1978