
U.S. Information Agency (American, 1953-1999)

Adolf Karpellus (Austrian, 1869-1919)

Ernst Albert Fischer (German, 1853-1932)

Julius Klinger (Austrian, 1876 – 1942)

Julius Klinger (Austrian, 1876 – 1942)

Julius Klinger (Austrian, 1876 – 1942)

Julius Klinger (Austrian, 1876 – 1942)

E. Stella (Austrian, 19th/20th century)

Julius Klinger (Austrian, 1876 – 1942)

Otto Friedrich (Austrian, 1862 - 1937)

Rudolf Dürrwang (Swiss, 1883–1936)

Julius Klinger (Austrian, 1876 – 1942)

Anonymous

Anonymous

Anonymous

Laboratoires de biochimie médicale (French, 20th Century)

Laboratoires de biochimie médicale (French, 20th Century)

Imp. F. Champenois (French, 19th/20th century)

Anonymous