Werner, Alfred, 1911-1979. Tropical butterflies : Alfred Werner - New York, A. A. Wyn 1949 - 43 p. (p. [13]-[36] col. illus.) 19 cm. LCCN: 50002502 Subjects--Topical Terms: Butterflies--Pictorial works.Borboleta--Obras pictóricas.Butterflies--Tropics. LC Class. No.: QL543 / .W48 Dewey Class. No.: 595.78