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Menerbes - CC BY-SA 3.0
Barbara Niggl Radloff - CC BY-SA 4.0
Agave87 - CC BY-SA 3.0
Adriaen van der Werff - Public Domain
Kjetil_r - CC BY-SA 3.0
Public Domain
Unknown photographer (not specified in book) -
Mathew Brady Levin Corot Handy - Public Domain
Louis Moreau - Public Domain
Toglenn - CC BY-SA 3.0
unknown - Public Domain
Thomon - Public Domain
North Carolina Department of Cultural Resources, North Carolina Historical Marker Program - CC0 1.0
Fcarcena01 - CC BY-SA 3.0
Jeff Allinson -
Royal Society uploader - CC BY-SA 4.0
NASA - Public Domain
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Menerbes - CC BY-SA 3.0
Jones, Gwyneth, 1936-...
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Barbara Niggl Radloff - CC BY-SA 4.0
Arendt, Hannah, 1906-1975
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Øverland, Arnulf, 1889-1968
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Goldmark, Carl, 1830-1915
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Agave87 - CC BY-SA 3.0
Das, Sajal K.
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Adriaen van der Werff - Public Domain
Werff, Adriaen van der 1659-1722
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Reynolds, Gene, 1925-
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Simson, Eduard von 1810-1899
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Kjetil_r - CC BY-SA 3.0
Vold, Jan Erik, 1939-....
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Shepard, Charles Upham, 1804-1886
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Blau, Tina, 1845-1916
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Public Domain
Fuller-Maitland, John Alexander
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Thompson, James Walter, 1847-1928
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May, Karl, 1842-1912
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Unknown photographer (not specified in book) -
Vegard, Lars, 1880-1963
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Mathew Brady Levin Corot Handy - Public Domain
Manderson, Charles F. (Charles Frederick), 1837-1911
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Silvestre, Armand, 1837-1901
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Louis Moreau - Public Domain
Moreau, Louis, 1883-
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Toglenn - CC BY-SA 3.0
Feldman, Corey
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Rabaut, Louis C. (Louis Charles), 1886-1961
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unknown - Public Domain
Palma, Clemente, 1872-1946
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Thomon - Public Domain
Cremonesi, Carlo
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North Carolina Department of Cultural Resources, North Carolina Historical Marker Program - CC0 1.0
Sharpe, William, 1742-1818
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Fcarcena01 - CC BY-SA 3.0
Aldrich, Ronnie
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Cocke, Philip St. George, 1809-1861
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Jeff Allinson -
Upward, Edward
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Parratt, Walter
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Neville, Wendell Cushing, 1870-1930
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Royal Society uploader - CC BY-SA 4.0
Martin, Gail R.
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NASA - Public Domain
Green, James L. (James Lauer)