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Public Domain
Anonymous -
Steve Covault - CC BY-SA 3.0
Universities Mission to Central Africa - Public Domain
unknown - Public Domain
Bureau of Industrial Service. The bureau was a division of ad agency Young & Rubicam and was widely used by those in the television industry for distribution of publicity materials. - Public Domain
Ludwig Emil Grimm - Public Domain
Audioboss - CC BY-SA 4.0
Nightscream - CC BY 3.0
Henry Wyndham Phillips - Public Domain
Martin Bernigeroth (1670-1733) - Public Domain
Msgallery - CC BY-SA 3.0
Sumori - CC BY-SA 3.0
Charles Pierce Merriam, James Sheldon Merriam - Public Domain
Suetorp - CC BY-SA 3.0
Е. Класин (?) - Public Domain
Bain - Public Domain
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original uploader - CC BY-SA 2.5
Divoff, Andrew 1955-....
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Originally uploaded by Creton4 -
Hamblen, Stuart, 1908-1989
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Public Domain
Breese, Sidney, 1800-1878
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Benson, Frank Weston, 1862-1951
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Deniker, Joseph, 1852-1918
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Anonymous -
O'Malley, Walter F. (Walter Frank), 1903-1979
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Steve Covault - CC BY-SA 3.0
Souther, J. D.
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Universities Mission to Central Africa - Public Domain
Johnson, William Percival, 1854-1928
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Lafargue, Paul, 1842-1911
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unknown - Public Domain
Wetherby, Lawrence W. (Lawrence Winchester), 1908-
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Néel, Louis 1904-
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Volk, Leonard Wells, 1828-1895
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Bureau of Industrial Service. The bureau was a division of ad agency Young & Rubicam and was widely used by those in the television industry for distribution of publicity materials. - Public Domain
Oppenheimer, Jess
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Ludwig Emil Grimm - Public Domain
Heeren, A. H. L. (Arnold Hermann Ludwig), 1760-1842
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Audioboss - CC BY-SA 4.0
Gross, Milt, 1895-1953
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Tenison, Thomas, 1636-1715
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Nightscream - CC BY 3.0
Williams, Barry, 1954-
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Ruthven, Alexander Grant, 1882-1971
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Henry Wyndham Phillips - Public Domain
Borrow, George, 1803-1881
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Martin Bernigeroth (1670-1733) - Public Domain
Börner, Christian Friedrich, 1683-1753
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Quincy, Josiah, 1772-1864
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Msgallery - CC BY-SA 3.0
Baron, Hannelore
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Sumori - CC BY-SA 3.0
Rush, Otis
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Charles Pierce Merriam, James Sheldon Merriam - Public Domain
Merriam, Clinton Levi, 1824-1900
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Suetorp - CC BY-SA 3.0
Gallagher, Jack, 1947-
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Menzies, Archibald, 1754-1842
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Morgan, Henry, 1635?-1688
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Е. Класин (?) - Public Domain
Kupfer, Adolʹf I︠A︡kovlevich, 1799-1865
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Bain - Public Domain
Gardner, Augustus Peabody, 1865-1918
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Gibbons, Grinling, 1648-1721