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Public Domain
Stevens Institute of Technology Alumni Office - Public Domain
Chuck LaChiusa, lach@roadrunner.com - Public Domain
Nuclear Regulatory Commission - Public Domain
Photography studio in Yokahama, Japan listed at bottom of photo in cursive script. Appears to be K. Tamasura - Public Domain
Contemporary portrait - Public Domain
unknown - Public Domain
user at project - Public Domain
w:Jk -
Stephen Morris - CC0 1.0
anonymous -
MichaelNetzer - CC BY-SA 3.0
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Public Domain
Hawkshaw, John, 1811-1891
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Schell, Jonathan, 1943-2014
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Smith, Herbert H. (Herbert Huntington), 1851-1919
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Bliley, Thomas J. (Thomas Jerome), 1932-
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Delen, Dirck van 1605-1671
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Nomura, Kichisaburō, 1877-1964
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Stevens Institute of Technology Alumni Office - Public Domain
Humphreys, Alexander Crombie, 1851-1927
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Poinsot, Louis, 1777-1859
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Chuck LaChiusa, lach@roadrunner.com - Public Domain
Fargo, William George, 1818-1881
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Wilson, Charles Edward, 1886-1972
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Nuclear Regulatory Commission - Public Domain
Kennedy, Richard T. (Richard Thomas), 1919-1998
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Stilwell, Arthur Edward, 1861-1928
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Gregory, Thomas Watt, 1861-1933
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Photography studio in Yokahama, Japan listed at bottom of photo in cursive script. Appears to be K. Tamasura - Public Domain
Furness, William Henry, 1866-1920
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Contemporary portrait - Public Domain
Simeon, Charles, 1759-1836
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unknown - Public Domain
Gay, Claudio, 1800-1873
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Haigh, John George, 1909-1949
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user at project - Public Domain
Gruber, Ruth, 1911-
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w:Jk -
Khevenhüller, Ludwig Andreas, Graf, 1683-1744
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Legaré, Hugh Swinton 1797?-1843
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Stephen Morris - CC0 1.0
Smith, A.C.H. (Anthony Charles H.), 1935-
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unknown - Public Domain
Clayton, John M. (John Middleton), 1796-1856
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Bliss, Robert Woods, 1875-1962
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Bell, C. K. (Charles Keith), 1853-1913
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Hargrave, Francis, 1741?-1821
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unknown - Public Domain
Ames, Charles Gordon, 1828-1912
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anonymous -
Rojankovsky, Feodor, 1891-1970
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MichaelNetzer - CC BY-SA 3.0
Toth, Alex
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Altdorfer, Albrecht, approximately 1480-1538
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Staebler, Neil, 1905-2000