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Omac Artists Corp. - Public Domain
Jindřich Nosek (NoJin - CC BY-SA 3.0
Unknown military photographer of the Signal Corps - Public Domain
Laut, Agnes C. (Agnes Christina) -
Frederick Brothers Agency (management) - Public Domain
Uwe Dettmar/Paul-Ehrlich-Stiftung - Public Domain
Atlas Network - CC BY-SA 3.0
Unbekannter Grafiker der Epoche. - Public Domain
Kreidezeichnung von J.Schmeller, Goethe-Nationalmuseum Weimar (1932) -
Harry Kelly - Public Domain
unknown - Public Domain
Bain - Public Domain
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Mauldin, Bill, 1921-2003
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Omac Artists Corp. - Public Domain
Hart, Freddie, 1926-2018
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Foote, Samuel, 1720-1777
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Jindřich Nosek (NoJin - CC BY-SA 3.0
Kolíbal, Stanislav
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Unknown military photographer of the Signal Corps - Public Domain
Baade, Paul W. (Paul William), 1889-1959
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Smyth, Patty
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Owen, Henry, 1716-1795
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Willan, Healey
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Yost, Graham.
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Laut, Agnes C. (Agnes Christina) -
Monckton, Robert, 1726-1782
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Frederick Brothers Agency (management) - Public Domain
Jones, Allan, 1907-1992
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Hildebrand, Adolf von 1847-1921
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Uwe Dettmar/Paul-Ehrlich-Stiftung - Public Domain
King, Mary-Claire, 1946-
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Atlas Network - CC BY-SA 3.0
Buchanan, James M.
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Unbekannter Grafiker der Epoche. - Public Domain
Chelius, J. M. (Joseph Maximilian), 1794-1876
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Jansson, Eugène 1862-1915
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Thomson, Mr. (George), 1757-1851
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Kreidezeichnung von J.Schmeller, Goethe-Nationalmuseum Weimar (1932) -
Müller, Friedrich von, 1779-1849
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Morrison, H. C. (Henry Clay), 1857-1942
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Harry Kelly - Public Domain
Kelly, Harry, 1871-1953
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unknown - Public Domain
Krohn, Kaarle, 1863-1933
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Bain - Public Domain
Schindler, Kurt
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Berthelot, Philippe, 1866-1934
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Schell, Jonathan, 1943-2014
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Rogers, Dwight Laing, 1886-1954
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Scott, Hugh Lenox, 1853-1934
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Story, Waldo, 1855-1915
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Argelander, Fr. (Friedrich), 1799-1875
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Pettenkofer, Max von 1818-1901
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Lower, Richard, 1631-1691