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user at project - CC BY 3.0
Slowking4 -
Polaert - CC BY-SA 3.0
LSE Library -
Public Domain
LFISETSITUPM2013 - CC BY-SA 4.0
Unknown - Public Domain
Dan Harasymchuk - CC BY-SA 4.0
Martin Kraft - CC BY-SA 3.0
unknown - Public Domain
Econterms - CC BY-SA 4.0
(extracted by:) Jochen Burghardt -
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user at project - CC BY 3.0
Frankena, William K.
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Kolbenheyer, E. G. (Erwin Guido), 1878-1962
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Slowking4 -
Purpura, Lia, 1964-
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Elliott, Charles Loring, 1812-1868
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Polaert - CC BY-SA 3.0
Yaméogo, Maurice, 1921-1993
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Chapin, Roy D. (Roy Dikeman), 1880-1936
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Jeckeln, Friedrich, 1895-1946
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Norman, Montagu, 1871-1950
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Dobell, Clifford, 1886-1949
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LSE Library -
Billinghurst, Rosa May, 1875-1953
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Hulse, Samuel, 1747 or 1748-1837
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Gonzalez, Tony, 1976-
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Public Domain
Schweiker, Richard S. (Richard Schultz), 1926-
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LFISETSITUPM2013 - CC BY-SA 4.0
Soto, Domingo de 1494-1560
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Unknown - Public Domain
Bull, Sara Chapman Thorp, 1850-1911
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Collard, Sneed B.
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Dan Harasymchuk - CC BY-SA 4.0
Gibb, Camilla
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Itzig, Daniel, 1723-1799
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Martin Kraft - CC BY-SA 3.0
Abū Maʻshar, ?-886
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unknown - Public Domain
Berwald, William
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Econterms - CC BY-SA 4.0
Engle, R. F. (Robert F.)
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Myers, Mike, 1963-...
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Miller-Meeks, Mariannette, 1955-
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Chalmers, W. W. (William Wallace), 1861-1944
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Doob, Joseph L.
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Marz, Ron.
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Dickinson, Velvalee, 1893-1980
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Samaranch, Juan Antonio
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I︠a︡glom, A. M.
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(extracted by:) Jochen Burghardt -
Lark-Horovitz, K. (Karl), 1892-1958