Anonymous
Frederick W. Rose (English, 1849-1915)
Anonymous
Alex Colville (Canadian, 1920 – 2013)
Edward Penfield (American, 1866 - 1925)
Eric Rohman (Swedish, 1891 - 1949)
Ricky RCAF (Canadian, 20th Century)
Julius Gipkens (German, 1883-1968)
Anonymous
Anonymous
Jan Styka (Polish, 1858-1925)
Leonetto Cappiello (Italian, 1875-1942)
Anonymous
Anonymous
Philippe Chapellier (French, 19th/20th Century)
National Institutes of Health (American, 1887-)
O'Connell (English, 20th Century)
A.W.B. Lincoln (American, 19th/20th Century)
Daniel Willem Stoopendaal (Dutch, 1776 - 1829)