Image from Wikimedia Commons
unknown - Public Domain
Barkin, Herman and Associates for Schlitz, the program's sponsor - Public Domain
Originally uploaded by Wizardman - Public Domain
Three photographers have been credited with this photograph, but it is likely that Orlando S. Goff actually took it. - Public Domain
w:John Kay (caricaturist) - Public Domain
George Grantham Bain Collection (Library of Congress) - Public Domain
University of Houston Digital Library -
https://www.flickr.com/photos/geoliv/4146929965/ - CC BY-SA 2.0
Contemporary portrait - Public Domain
Photographer unidentified - Public Domain
original uploader - CC BY-SA 3.0
Painting by Stephen Pearce - Public Domain
Image from Wikimedia Commons
Lippmann, Edmund O. von (Edmund Oskar), 1857-1940
Image from Wikimedia Commons
unknown - Public Domain
Clum, John P., 1851-1932
Image from Wikimedia Commons
Heyward, Dorothy, 1890-1961
Image from Wikimedia Commons
Barkin, Herman and Associates for Schlitz, the program's sponsor - Public Domain
Carlson, Richard, 1912-1977
Image from Wikimedia Commons
Granville, A. B. (Augustus Bozzi), 1783-1872
Image from Wikimedia Commons
Seidl, Ulrich, 1952-...
Image from Wikimedia Commons
Kendall, D. G. (David George), 1918-2007
Image from Wikimedia Commons
Originally uploaded by Wizardman - Public Domain
Wood, Reuben, 1792-1864
Image from Wikimedia Commons
Three photographers have been credited with this photograph, but it is likely that Orlando S. Goff actually took it. - Public Domain
Joseph, Nez Percé chief, 1840-1904
Image from Wikimedia Commons
w:John Kay (caricaturist) - Public Domain
Blair, Hugh, 1718-1800
Image from Wikimedia Commons
Hall, John, 1739-1797
Image from Wikimedia Commons
unknown - Public Domain
Simkins, W. S. (William Stewart), 1842-1929
Image from Wikimedia Commons
Anstey, Christopher, 1724-1805
Image from Wikimedia Commons
George Grantham Bain Collection (Library of Congress) - Public Domain
Gogorza, Emilio de
Image from Wikimedia Commons
Ott, Lyn
Image from Wikimedia Commons
Farel, Guillaume, 1489-1565
Image from Wikimedia Commons
Thomire, Pierre-Philippe, 1751-1843
Image from Wikimedia Commons
University of Houston Digital Library -
Jaworski, Leon
Image from Wikimedia Commons
Seymour, David, 1911-1956
Image from Wikimedia Commons
https://www.flickr.com/photos/geoliv/4146929965/ - CC BY-SA 2.0
Chan Khong, Sister
Image from Wikimedia Commons
Staunton, George Thomas, Sir, 1781-1859
Image from Wikimedia Commons
Frølich, Lorenz, 1820-1908
Image from Wikimedia Commons
Contemporary portrait - Public Domain
Godwin, Francis, 1562-1633
Image from Wikimedia Commons
Coligny, Gaspard De
Image from Wikimedia Commons
Ramée, Joseph Jacques, 1764-1842
Image from Wikimedia Commons
Escobar y Mendoza, Antonio de 1589-1669
Image from Wikimedia Commons
Photographer unidentified - Public Domain
Rutherford, Mildred Lewis, 1852-1928
Image from Wikimedia Commons
original uploader - CC BY-SA 3.0
Egorov, Youri
Image from Wikimedia Commons
Dix, John A. (John Alden), 1860-1928
Image from Wikimedia Commons
Painting by Stephen Pearce - Public Domain
Simpson, George, Sir, 1786 or 1787-1860