Dudley Hardy (English, 1867-1922)
Carel Adolph Lion Cachet (Dutch, 1864 – 1945)
Ottavio Rodella Tavio (Italian, 1864-1910)
C.H. Perkins (American, 19th/20th Century)
Strobridge and Co (American, 1910-1954)
Anonymous
Theo van Hoytema (Dutch, 1863-1917)
Strobridge & Co. Lith. (American, 1847 -)
Vojtech Preissig (Czech, 1873-1944)
Alfred Choubrac (French, 1853-1902)
Anonymous
Eric Rohman (Swedish, 1891 - 1949)
Anonymous
Anonymous
Anonymous
Anonymous
National Institutes of Health (American, 1887-)