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Dit bestand heeft geen gegevens over de auteur. - Public Domain
original uploader -
Fondo Antiguo de la Biblioteca de la Universidad de Sevilla - CC BY 2.0
Makuck - CC BY 3.0
Unknown military photographer of the Signal Corps - Public Domain
Mike Cline - Public Domain
Dr. Friedrich Katzer (1861-1925), böhmisch-österreichischer Geologe und Mineraloge - Public Domain
author - Public Domain
Brady National Photographic Art Gallery (Washington, D.C.), photographer - Public Domain
Bob Travis - CC BY-SA 2.0
Archipreneur - CC BY-SA 3.0
Lai Afong - Public Domain
Reno, Conrad - Public Domain
Steven Friederich - CC BY 2.0
ISISC - CC BY 3.0
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Dit bestand heeft geen gegevens over de auteur. - Public Domain
Barentsz, Willem, approximately 1550-1597
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original uploader -
Delerue, Georges, 1925-1992
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Fondo Antiguo de la Biblioteca de la Universidad de Sevilla - CC BY 2.0
Pizarro, Hernando, -1578
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Makuck - CC BY 3.0
Makuck, Peter, 1940-
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Cunard, Grace, 1894-1967
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Unknown military photographer of the Signal Corps - Public Domain
Strong, George Veazey, 1880-1946
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Gibson, Edward G.
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Mike Cline - Public Domain
Everts, Truman, 1816-1901
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O'Leary, Daniel Florencio, 1800-1854
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Dr. Friedrich Katzer (1861-1925), böhmisch-österreichischer Geologe und Mineraloge - Public Domain
Clarke, John Mason, 1857-1925
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Evans, Robert, 1930-....
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author - Public Domain
McCulloch, Henry E. (Henry Eustace), 1816-1895
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Alexander, George, Sir, 1858-1918
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Steinhoff, Johannes
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Payró, Roberto Jorge, 1867-1928
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Tydings, Millard E. (Millard Evelyn), 1890-1961
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Weigl, Karl
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Finlay, Robert, Sir
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Evenepoel, Henri, 1872-1899
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Brady National Photographic Art Gallery (Washington, D.C.), photographer - Public Domain
Williams, Alpheus S. (Alpheus Starkey), 1810-1878
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Bob Travis - CC BY-SA 2.0
Bartz, Gary
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Archipreneur - CC BY-SA 3.0
William J. Clinton Presidential Library & Museum
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Quilico, Gino
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Lai Afong - Public Domain
Hirth, Friedrich, 1845-1927
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Vanderbilt, William K. (William Kissam), 1878-1944
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Reibey, Thomas, 1821-1912
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Reno, Conrad - Public Domain
Aldrich, P. Emory (Peleg Emory), 1813-1895
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Forster, T. (Thomas), 1789-1860
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Steven Friederich - CC BY 2.0
Barker, Clive, 1952-
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ISISC - CC BY 3.0
Bassiouni, M. Cherif, 1937-....