Image from Wikimedia Commons
Simeano - CC BY-SA 3.0
unknown -
original uploader - Public Domain
Kellmer - Public Domain
unknown - Public Domain
Public Domain
Giffiths, Julia - Public Domain
Josephhearne - CC BY-SA 2.5
Mathew Brady Levin Corot Handy - Public Domain
Enslin - CC BY-SA 3.0
Sven.petersen - Public Domain
uploader was JGHowes - Public Domain
user at project - Public Domain
Image from Wikimedia Commons
Francq van Berkhij, Jan le, 1729-1813
Image from Wikimedia Commons
Simeano - CC BY-SA 3.0
Cheung, Alfred
Image from Wikimedia Commons
unknown -
Von Herff, Ferdinand Ludwig, 1820-1912
Image from Wikimedia Commons
original uploader - Public Domain
Viète, François, 1540-1603
Image from Wikimedia Commons
Bebel, August, 1840-1913
Image from Wikimedia Commons
Deans, James, 1827-1905
Image from Wikimedia Commons
Kellmer - Public Domain
Cadman, Charles Wakefield, 1881-1946
Image from Wikimedia Commons
unknown - Public Domain
Cusack, Cyril, 1910-1993
Image from Wikimedia Commons
Public Domain
Anderson, John David
Image from Wikimedia Commons
Laing, Hugh
Image from Wikimedia Commons
Humphreys, Humphrey, 1648-1712
Image from Wikimedia Commons
Mauduit-Larive, Jean- Marie, 1747-1827
Image from Wikimedia Commons
Giffiths, Julia - Public Domain
Reason, Charles Lewis, 1818-1893
Image from Wikimedia Commons
Eristʻavi, Giorgi, 1813-1864
Image from Wikimedia Commons
Murray, Margaret Alice
Image from Wikimedia Commons
Lasker, Edward, 1885-1981
Image from Wikimedia Commons
Barham, Thomas Foster, 1794-1869
Image from Wikimedia Commons
Josephhearne - CC BY-SA 2.5
Brett, Jan, 1949-....
Image from Wikimedia Commons
Seguier, William
Image from Wikimedia Commons
Public Domain
Moses, Chief, approximately 1829-1899
Image from Wikimedia Commons
Roper, Margaret, 1505-1544
Image from Wikimedia Commons
Civilian Conservation Corps (U.S.)
Image from Wikimedia Commons
Carbone, Giovanni Bernardo, 1616-1683
Image from Wikimedia Commons
Mathew Brady Levin Corot Handy - Public Domain
Ashley, James Mitchell, 1824-1896
Image from Wikimedia Commons
unknown - Public Domain
Stearns, Abel, 1798-1871
Image from Wikimedia Commons
Eversley, G. Shaw-Lefevre (George Shaw-Lefevre), Baron, 1832-1928
Image from Wikimedia Commons
Enslin - CC BY-SA 3.0
Colani, Luigi
Image from Wikimedia Commons
Sven.petersen - Public Domain
Hussain, Zakir, 1951-....
Image from Wikimedia Commons
uploader was JGHowes - Public Domain
West, James E. (James Edward), 1876-1948
Image from Wikimedia Commons
user at project - Public Domain
Cossham, Handel, 1824-1890