Image from Wikimedia Commons
Theodor John - Public Domain
Chatham House - CC BY 2.0
original uploader - Public Domain
unknown (RKO Pictures) - Public Domain
JQRalph - CC BY 3.0
:w:NBC - Public Domain
Richard Sandoval - CC BY-SA 2.0
Simbu123 - CC BY-SA 3.0
Hans Holbein d. J. - Public Domain
Mathew Brady -
unknown - Public Domain
Fraserg58 - CC BY-SA 4.0
Joachim Feller (?) - Public Domain
Günter Prust - CC BY 3.0
Samuel Porter Putnam - Public Domain
Dick Sheridan - CC BY-SA 2.0
Public Domain
James E. Purdy - Public Domain
Jean-Louis Laneuville - Public Domain
Image from Wikimedia Commons
Taliaferro, James Piper, 1847-1934
Image from Wikimedia Commons
Theodor John - Public Domain
Bunge, Gustav von 1844-1920
Image from Wikimedia Commons
Southworth, Albert Sands, 1811-1894
Image from Wikimedia Commons
Chatham House - CC BY 2.0
Curtis, Lionel, 1872-1955
Image from Wikimedia Commons
Lyon, Mary F.
Image from Wikimedia Commons
Schmidt, Konrad
Image from Wikimedia Commons
original uploader - Public Domain
Kaulbach, Friedrich
Image from Wikimedia Commons
unknown (RKO Pictures) - Public Domain
Margo, 1917-1985
Image from Wikimedia Commons
JQRalph - CC BY 3.0
Peplowski, Ken
Image from Wikimedia Commons
:w:NBC - Public Domain
Anderson, Melissa Sue
Image from Wikimedia Commons
Richard Sandoval - CC BY-SA 2.0
Peña, Elizabeth
Image from Wikimedia Commons
Simbu123 - CC BY-SA 3.0
Barua, Jahnu, 1952-
Image from Wikimedia Commons
Houston, John M. (John Mills), 1890-1975
Image from Wikimedia Commons
Wagner, Jane, 1935-
Image from Wikimedia Commons
Hans Holbein d. J. - Public Domain
Colet, John, 1467?-1519
Image from Wikimedia Commons
Humphry, Ozias, 1742-1810
Image from Wikimedia Commons
Mathew Brady -
Stebbins, Henry G. (Henry George), 1811-1881
Image from Wikimedia Commons
unknown - Public Domain
Coolbrith, Ina D. (Ina Donna), 1842?-1928
Image from Wikimedia Commons
Fraserg58 - CC BY-SA 4.0
Gillis, Ann, 1927-
Image from Wikimedia Commons
Joachim Feller (?) - Public Domain
Weise, Christian, 1642-1708
Image from Wikimedia Commons
Gould, Benjamin Apthorp, 1824-1896
Image from Wikimedia Commons
Günter Prust - CC BY 3.0
Gray, Alasdair
Image from Wikimedia Commons
Samuel Porter Putnam - Public Domain
Bennett, De Robigne Mortimer, 1818-1882
Image from Wikimedia Commons
Sifton, Clifford, Sir, 1861-1929
Image from Wikimedia Commons
Dick Sheridan - CC BY-SA 2.0
Frishberg, Dave
Image from Wikimedia Commons
Heymann, Lida Gustava, 1868-1943
Image from Wikimedia Commons
Public Domain
Brookins, Walter, 1889-1953
Image from Wikimedia Commons
James E. Purdy - Public Domain
Newlands, Francis G. (Francis Griffith), 1848-1917
Image from Wikimedia Commons
Ladnier, Tommy
Image from Wikimedia Commons
Jean-Louis Laneuville - Public Domain
Debry, Jean-Antoine-Joseph, 1760-1834