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Public Domain
Brigham Young University - Public Domain
Martin Droeshout - Public Domain
unknown - Public Domain
Arnold Wright - Public Domain
Bassano Ltd.; Original uploader was :it:Sinivet - Public Domain
NASA - Public Domain
user at project -
Humanscale -
uploader was JGHowes - Public Domain
ioerror - CC BY-SA 2.0
John Brewster, Jr. - Public Domain
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Friedrich Wilhelm, grand duke of Mecklenburg-Strelitz, 1819-1904
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Winner, Michael
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Winawer, Bruno
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Public Domain
Chaĭkovskiĭ, Modest, 1850-1916
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Marot, Daniel, 1661-1752
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Brigham Young University - Public Domain
Roberts, Eugene L. (Eugene Lusk), 1880-1953
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Bartlett, Charles L. (Charles Lafayette), 1853-1938
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Public Domain
Parrott, John Fabyan, 1767-1836
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Rawlinson, George, 1812-1902
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Martin Droeshout - Public Domain
Howson, John, 1557?-1632
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unknown - Public Domain
Seavey, Daniel, 1865-1949
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Goebbels, Joseph, 1897-1945
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Cavaignac, Eugène, 1802-1857
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Public Domain
Hill, Isaac, 1789-1851
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Arnold Wright - Public Domain
White, Herbert Thirkell, Sir, 1855-1931
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Bassano Ltd.; Original uploader was :it:Sinivet - Public Domain
Leishman, W. B. (William Boog), 1865-1926
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Draeseke, Felix, 1835-1913
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NASA - Public Domain
McAuliffe, Christa, 1948-1986
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user at project -
Ayrton, Michael, 1921-1975
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Humanscale -
Diffrient, Niels
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uploader was JGHowes - Public Domain
West, James E. (James Edward), 1876-1948
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ioerror - CC BY-SA 2.0
Voltaire
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Public Domain
Comegys, Joseph P. (Joseph Parsons), 1813-1893
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Rados, Luigi, 1773-1840
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Goodnight, Isaac Herschel, 1849-1901
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Ayer, Elizabeth, 1897-1987
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John Brewster, Jr. - Public Domain
Mellen, Prentiss, 1764-1840
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Public Domain
Gentili, Alberico, 1552-1608
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unknown - Public Domain
Marshall, William Calder, 1813-1894
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unknown - Public Domain
Fulton, William Savin, 1795-1844