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Laboratoires Ciba (French, 20th Century)
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Bill Sokol (American, 1923-)
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Beverly Moore (American, 20th Century)
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Nicholas Morant (Canadian, 1910 – 1999)
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Anonymous
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Emil Cardinaux (Swiss, 1877–1936)
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Carel Adolph Lion Cachet (Dutch, 1864 – 1945)
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R.H. Rodda (American, 19th/20th Century)
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Alphonse Mucha (Czech, 1860-1939)
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Charles Rochon Hoover (American, 19th/20th Century)
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Pierre Alechinsky (Belgian, 1927 -)
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Imp. Charles Lévy (French, 19th/20th century)
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National Institutes of Health (American, 1887-)
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Anonymous
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Russel Taber (Canadian, 20th Century)
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U.S. Information Agency (American, 1953-1999)
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U.S. Information Agency (American, 1953-1999)
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Arlington Gregg (American, 1909 - 1964)
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Edward Penfield (American, 1866 - 1925)