Correspondence, 1940-1970, 1949-1965 (bulk)
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Entomologist, specialist in Lepidoptera (butterflies and moths). Obraztsov was a Research Fellow at the American Museum of Natural History. He died in 1966. From the description of Correspondence, 1940-1970, 1949-1965 (bulk) (Unknown). WorldCat record id: 155511223 ...