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Matthew Wengerd - CC BY 2.0
Ragtimedorianhenry2010 - Public Domain
Greg Hernandez at https://www.flickr.com/photos/greginhollywood/ - CC BY 2.0
Grondijs Family Archive - Public Domain
Shirayas - CC BY-SA 4.0
unknown - CC BY-SA 4.0
. - Public Domain
Mathew Brady - Public Domain
Gurney & Son, Photographer - Public Domain
United States Senate Historical Office - Public Domain
B. Kraszewski? - Public Domain
Public Domain
unidentified Photograph - Public Domain
Sally Larsen - CC BY-SA 3.0
B. Baldwin - Public Domain
unknown -
Gage Skidmore - CC BY-SA 3.0
Image from Wikimedia Commons
Matthew Wengerd - CC BY 2.0
Seaton, Lynn
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Oklahoma (Battleship : BB-37)
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Ragtimedorianhenry2010 - Public Domain
Holzmann, Abe, 1874-1939
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Greg Hernandez at https://www.flickr.com/photos/greginhollywood/ - CC BY 2.0
Luft, Lorna
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Pitati, Bonifacio de', 1487-1553
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Grondijs Family Archive - Public Domain
Grondijs, L. H. (Lodewijk Hermen), 1878-
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Cheadle, Walter B. (Walter Butler), 1835-1910
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Pollack, Reginald
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Shirayas - CC BY-SA 4.0
Bertini, Gary
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Roybal, Edward Ross, 1916-2005
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unknown - CC BY-SA 4.0
Leggett, William Henry, 1816-1882
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. - Public Domain
Tripepi, Luigi 1836-1906
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Mathew Brady - Public Domain
Powell, L. W. (Lazarus Whitehead), 1812-1867
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Woodberry, George Edward, 1855-1930
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White, Douglas, 1942-
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Scott, Julian, 1846-1901
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Gurney & Son, Photographer - Public Domain
Doesticks, Q. K. Philander, 1831-1875
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United States Senate Historical Office - Public Domain
King, John Pendleton, 1799-1888
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B. Kraszewski? - Public Domain
Bułhak, Jan
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Clark, Alvan, 1804-1887
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Public Domain
Robinson, Roscoe, 1928-1993
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Janet, Pierre, 1859-1947
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unidentified Photograph - Public Domain
Allais, Alphonse, 1854-1905
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DOWNEY, BRIAN
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Grellet, Stephen, 1773-1855
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Public Domain
Shoup, George L. (George Laird), 1836-1904
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Sally Larsen - CC BY-SA 3.0
Hinckle, Warren
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B. Baldwin - Public Domain
Abbott, James, Sir, 1807-1896
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unknown -
Celsius, Magnus, 1621-1679
Image from Wikimedia Commons
Gage Skidmore - CC BY-SA 3.0
Duncan, Robert Michael, 1951-