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Public Domain
Internet Archive Book Images -
Rob Bogaerts / Anefo -
Bluebird Records - Public Domain
No coneguts -
Frank Driggs Collection - Public Domain
Mark Westling - CC BY-SA 3.0
Bain - Public Domain
unknown - Public Domain
USN - Public Domain
Rodrigo Zamorano - CC0 1.0
bekahjan - CC BY 2.0
Portlandjim - Public Domain
Adolf Hohneck - Public Domain
Los Alamos National Laboratory - Public Domain
Schnäggli - CC BY-SA 3.0
Bull-Doser - Public Domain
AnatolyPm - CC BY-SA 4.0
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Clement XIII, Pope, 1693-1769
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Segal, Vivienne
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Public Domain
Coues, Elliott, 1842-1899
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Internet Archive Book Images -
Friant, Émile, 1863-1932
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Rob Bogaerts / Anefo -
Lucebert, 1924-1994
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Péguy, Charles, 1873-1914
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Bluebird Records - Public Domain
Manone, Wingy
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Forsythe, John, 1918-2010
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No coneguts -
Hopkinson, John, 1849-1898
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Frank Driggs Collection - Public Domain
Knight, Shirley. (1937- ).
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Mark Westling - CC BY-SA 3.0
Parkening, Christopher
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Yalow, Rosalyn S. (Rosalyn Sussman), 1921-2011
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Bain - Public Domain
Gary, Elbert H. (Elbert Henry), 1846-1927
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Bourdois de la Motte, Edme Joachim, 1754-1835?
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unknown - Public Domain
Woodworth, Robert Sessions, 1869-1962
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Petina, Irra, 1908-2000
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USN - Public Domain
Tolley, Kemp, 1908-
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Quigley, James Edward, 1855-1915
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Rodrigo Zamorano - CC0 1.0
Zamorano, Rodrigo de, approximately 1542-
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bekahjan - CC BY 2.0
McDonough, Mary Elizabeth
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Kurtz, Paul, 1925-2012
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Gurney, Russell, 1804-1878
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Portlandjim - Public Domain
Chouinard, Yvon, 1938-....
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Adolf Hohneck - Public Domain
Welcker, Friedrich Gottlieb, 1784-1868
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Los Alamos National Laboratory - Public Domain
Bradner, Hugh, 1915-2008
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Woodward, Augustus B. (Augustus Brevoort), -1827
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Schnäggli - CC BY-SA 3.0
Bussières, Raymond 1907-1982
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Whitworth, Joseph, 1803-1887
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Bull-Doser - Public Domain
Gougeon, Denis, 1951-
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AnatolyPm - CC BY-SA 4.0
Lucio, Giovanni, 1604-1679