
Alfred Roller (Austrian, 1864 – 1935)

Laboratoire de la Microlyse (French, 20th Century)

Feliks Wygrzywalski (Polish, 1875-1944)

Laboratoires du Bufox (French, 20th Century)

Strobridge & Co. Lith. (American, 1847 -)

Theo van Hoytema (Dutch, 1863-1917)

Karl Wiener (Austrian, 1901-1949)

Laboratoires Brisson (French, 20th Century)

Ely Besalel (American, 1939-2017)

Ernst Klimt (Austrian, 1864-1892)

Laboratoires du Mictasol (French, 20th Century)

Henri-Gabriel Ibels (French, 1867 - 1936)

Bureau of the Census (American, 1902 - )

National Institutes of Health (American, 1887-)

Laboratoire des produits Scientia (French, 20th Century)

Imp. Emile Lévy (French, 19th/20th century)

Julius Klinger (Austrian, 1876 – 1942)

Anonymous

Laboratoire R. Gallier (French, 20th Century)

Eric Rohman (Swedish, 1891 - 1949)

Imp. Charles Lévy (French, 19th/20th century)

Hugo Höppener (Fidus) (German, 1868 – 1948)

Anonymous

Anonymous

Alice Provensen (American, 1918–2018)