Anonymous
Chris Lebeau (Dutch, 1878 – 1945)
National Institutes of Health (American, 1887-)
Peg Averill (American, 1949-1993)
Anonymous
Giorgio Muggiani (Italian, 1887-1938)
Ron White (Canadian, 20th Century)
Anonymous
Anonymous
Otis Lithograph Co (American, 19th/20th Century)
Anonymous
National Institutes of Health (American, 1887-)
René Vincent (French, 1879–1936)
Shober & Carqueville Lithographing Co. (American, 19th/20th century)
Augustus Jansson (Swedish, 1863 - 1931)
Leo Gestel (Dutch, 1881- 1941)
Edward Penfield (American, 1866 - 1925)
Eugène Grasset (French, 1841-1917)
Anonymous
Etienne Moreau-Nélaton (French, 1859-1927)
Theo van Hoytema (Dutch, 1863-1917)
Urban Janke (Austrian, 1887-1914)