
Johann Vincenz Cissarz (German, 1873-1942)

National Institutes of Health (American, 1887-)

Theo van Hoytema (Dutch, 1863-1917)

Anonymous

Imp. H. Robelin (French, 19th/20th century)

Edward Penfield (American, 1866 - 1925)

Othar Holmboe (Norwegian, 1868-1928)

Anonymous

Anonymous

Ludwig Hohlwein (German, 1874 – 1949)

Anonymous

Adolf Friedländer Lith. (German, 19th/20th century)

J. Cato Lith (Danish, 19th/20th century)

Albert Weisgerber (German, 1878 - 1915)

Carl Scherer (Swiss, 1890-1953)

Walter Russell (American, 1871-1963)

U.S.. Department of Health & Human Services (American, 1953-)

Will Bradley (American, 1868 – 1962)

Anonymous

Anonymous

Wittemann Bros. (American, 1876-?)