Image from Wikimedia Commons
ProfShapiro - CC BY-SA 4.0
Flickr user mickeydb - CC BY-SA 2.0
john rous - Public Domain
unknown - Public Domain
Ernest J. Chambers (16 April 1862 - 11 May 1925) - Public Domain
Not mentioned - Public Domain
Unknown war photographer - Public Domain
NEA photographer Michael Stewart - Public Domain
sthenry71 - CC BY-SA 2.0
Self-portrait - CC BY-SA 3.0
Carl Van Vechten (1880-1964) - Public Domain
U.S. Naval Historical Center Photograph. - Public Domain
Sami Khatib - CC BY-SA 2.0
Félix Vallotton - Public Domain
Iqbal Academy, Pakistan - Public Domain
Image from Wikimedia Commons
ProfShapiro - CC BY-SA 4.0
Shapiro, Alvin P. (Alvin Philip), 1920-
Image from Wikimedia Commons
Price, William, 1800-1893
Image from Wikimedia Commons
Flickr user mickeydb - CC BY-SA 2.0
Ronson, Mick
Image from Wikimedia Commons
john rous - Public Domain
Rous, John, 1411?-1491
Image from Wikimedia Commons
La Rochefoucauld, François, duc de, 1765-1848
Image from Wikimedia Commons
Maynard, François de, 1582?-1646
Image from Wikimedia Commons
unknown - Public Domain
Goodall, Frederick, 1822-1904
Image from Wikimedia Commons
Ernest J. Chambers (16 April 1862 - 11 May 1925) - Public Domain
Macleod, James Farquharson, 1836-1894
Image from Wikimedia Commons
Gladwyn, Hubert Miles Gladwyn Jebb, Baron, 1900-1996
Image from Wikimedia Commons
Bismarck, Herbert, Fürst von, 1849-1904
Image from Wikimedia Commons
Not mentioned - Public Domain
Maria Hedwig, Herzogin von Sachsen-Meiningen, 1647-1680
Image from Wikimedia Commons
Snow, John W.
Image from Wikimedia Commons
Unknown war photographer - Public Domain
Ward, Orlando, 1891-1972
Image from Wikimedia Commons
NEA photographer Michael Stewart - Public Domain
Neuberger, Roy R.
Image from Wikimedia Commons
Vestris, Auguste, 1760-1842
Image from Wikimedia Commons
sthenry71 - CC BY-SA 2.0
Kuhn, Mona, 1969-....
Image from Wikimedia Commons
Gordon, Kim, 1953-....
Image from Wikimedia Commons
unknown - Public Domain
Zenzinov, V. (Vladimir), 1880-1953
Image from Wikimedia Commons
Self-portrait - CC BY-SA 3.0
Deitch, Gene
Image from Wikimedia Commons
Kolbe, Maximilian, Saint, 1894-1941
Image from Wikimedia Commons
Carl Van Vechten (1880-1964) - Public Domain
Windham, Donald
Image from Wikimedia Commons
Jensen, Thit, 1876-1957
Image from Wikimedia Commons
U.S. Naval Historical Center Photograph. - Public Domain
Reeves, Joseph Mason, 1872-1948
Image from Wikimedia Commons
Diori, Hamani
Image from Wikimedia Commons
Sami Khatib - CC BY-SA 2.0
Barylli, Gabriel, 1957-....
Image from Wikimedia Commons
Devers, Jacob L. (Jacob Loucks), 1887-1979
Image from Wikimedia Commons
Michaelis, Leonor, 1875-1949
Image from Wikimedia Commons
Félix Vallotton - Public Domain
Quillard, Pierre, 1864-1912
Image from Wikimedia Commons
Iqbal Academy, Pakistan - Public Domain
Arnold, Thomas Walker, Sir, 1864-1930
Image from Wikimedia Commons
Lombardy, William