Image from Wikimedia Commons
Stundra - Public Domain
anonymous - Public Domain
Juliusz Mień - Public Domain
Rembrandt Peale - Public Domain
Gertrude Käsebier - Public Domain
Charles Lhuillier - Public Domain
Mathew Brady Levin Corot Handy - Public Domain
Warren Chappell, photographer - Public Domain
unknown - Public Domain
ArildV - CC BY-SA 4.0
Hausboot - CC BY-SA 3.0
Congressional work - Public Domain
NordCaroline - CC BY-SA 4.0
Daniel Shen - CC BY-SA 2.0
Peter17 - CC BY-SA 3.0
*:File:US_Horse_Arty_BG_officers_-_Culpepper_Sep_1863.jpg - Public Domain
Image from Wikimedia Commons
Brent, Richard, 1757-1814
Image from Wikimedia Commons
Gregory, James, 1638-1675
Image from Wikimedia Commons
Stundra - Public Domain
Green, Jess, 1939-
Image from Wikimedia Commons
Diller, Phyllis, 1917-2012
Image from Wikimedia Commons
anonymous - Public Domain
McRae, Bruce, 1867-1927
Image from Wikimedia Commons
Logan, M. M. (Marvel Mills), 1874-1939
Image from Wikimedia Commons
Pellegrini, Carlo, 1838-1889
Image from Wikimedia Commons
Campbell, Thomas, 1952-....
Image from Wikimedia Commons
Layer, Christopher, 1683-1723
Image from Wikimedia Commons
Borowski, Tadeusz, 1922-1951
Image from Wikimedia Commons
Juliusz Mień - Public Domain
Opieński, Henryk
Image from Wikimedia Commons
Rembrandt Peale - Public Domain
Marbury, William, 1761 or 1762-1835
Image from Wikimedia Commons
Gertrude Käsebier - Public Domain
Davies, Arthur B. (Arthur Bowen), 1862-1928
Image from Wikimedia Commons
Peter, the Apostle, Saint
Image from Wikimedia Commons
Charles Lhuillier - Public Domain
Le Goffic, Charles, 1863-1932
Image from Wikimedia Commons
Ursúa, Pedro de, 1526-1561
Image from Wikimedia Commons
Mathew Brady Levin Corot Handy - Public Domain
Dibrell, George Gibbs, 1822-1888
Image from Wikimedia Commons
Williams, Bert, 1874-1922
Image from Wikimedia Commons
Warren Chappell, photographer - Public Domain
Laessle, Albert, 1877-1954
Image from Wikimedia Commons
Beuth, Peter Christian Wilhelm, 1781-1853
Image from Wikimedia Commons
unknown - Public Domain
Spada, Fabrizio, 1643-1717
Image from Wikimedia Commons
ArildV - CC BY-SA 4.0
Heller, Àgnes
Image from Wikimedia Commons
Hausboot - CC BY-SA 3.0
Schwartz, Paul M., 1959-
Image from Wikimedia Commons
Congressional work - Public Domain
Murray, William H. (William Henry), 1869-1956
Image from Wikimedia Commons
NordCaroline - CC BY-SA 4.0
Hagstromer, Sven
Image from Wikimedia Commons
Daniel Shen - CC BY-SA 2.0
Romano, Aldo, 1941-....
Image from Wikimedia Commons
Peter17 - CC BY-SA 3.0
Baca, Elfego, 1864-1945
Image from Wikimedia Commons
unknown - Public Domain
Ducommun, Élie, 1833-1906
Image from Wikimedia Commons
*:File:US_Horse_Arty_BG_officers_-_Culpepper_Sep_1863.jpg - Public Domain
Graham, William Montrose, Jr., 1834-1916
Image from Wikimedia Commons
Haweis, H.R. (Hugh Reginald), 1839-1901