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unknown photographer - Public Domain
University of Illinois Archives -
unknown - Public Domain
Fduriez - CC BY-SA 4.0
Hippolyte M. - Public Domain
unknown - CC0 1.0
Thomas Belt - Public Domain
George M. Bergman -
Clinedenst - Public Domain
C.W. Bardeen, publisher - Public Domain
Image from Wikimedia Commons
unknown photographer - Public Domain
Hall, Asaph, 1859-1930
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University of Illinois Archives -
Willard, Arthur C. (Arthur Cutts), 1878-1960
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unknown - Public Domain
Combs, Bert T., 1911-1991
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Wolman, Dan
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Fduriez - CC BY-SA 4.0
Solanas, Valerie, 1936-1988
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Hanway, Jonas, 1712-1786
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Hippolyte M. - Public Domain
Gardel, Pierre, 1758-1840
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Reagon, Bernice Johnson, 1942-
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unknown - CC0 1.0
Sacher, Paul, 1906-1999
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unknown - Public Domain
Fessenden, Thomas Green, 1771-1837
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Hutto, Earl, 1926-
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McReynolds, James Clark, 1862-1946
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Ross, Alexander, 1783-1856
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unknown - Public Domain
Holland, T. H. (Thomas Henry), 1868-1947
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unknown - Public Domain
Sibley, Joseph Crocker, 1850-1926
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Jouvet, Louis
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unknown - Public Domain
Gadda, Carlo Emilio, 1893-1973
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Thomas Belt - Public Domain
Belt, Thomas, 1832-1878
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George M. Bergman -
Spivak, Michael.
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Blackie, John Stuart, 1809-1895
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Marmion, Simon, 1420-1489
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unknown - Public Domain
Brown, Barnum
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Gardner, Obadiah, 1852-
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McEvoy, Ambrose, 1878-1927
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Clinedenst - Public Domain
Dalzell, John, 1845-1927
Image from Wikimedia Commons
Castro, Roland, 1940-....
Image from Wikimedia Commons
C.W. Bardeen, publisher - Public Domain
Fröbel, Friedrich, 1782-1852
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unknown - Public Domain
Berwald, William
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unknown - Public Domain
Dixon, Roland Burrage, 1875-1934
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Roos, Rosalie, 1823-1898