Anonymous
Reijer Stolk (Dutch, 1896 - 1945)
Charles D. Farrand (American, 19th century)
U.S. Lithograph Co. (American, 19th/20th Century)
Moritz Ulffers (German, 1819-1902)
U.S. Printing Co. (American, 19th/20th Century)
Anonymous
Anonymous
J.Ottmann Lith. Co. (American, 19th/20th Century)
Theo Nieuwenhuis (Dutch, 1866-1951)
Anonymous
Fay Gage (American, 20th Century)
C. E. Walton (American, 19th/20th century)
Anonymous
Anonymous
Anonymous
National Institutes of Health (American, 1887-)
Anonymous
U.S. Information Agency (American, 1953-1999)
National Institutes of Health (American, 1887-)