Wigglesworth, Vincent B. Sir, 1899- The principles of insect physiology, by V.B. Wigglesworth ... With 316 illustrations. - London, Methuen & co., ltd. [1939] - viii, 434 p., 1 l. illus., diagrs. 26 cm. "First published in 1939." "References" at end of each chapter. LCCN: agr41000205 //r872 Subjects--Topical Terms: Insects--Physiology. LC Class. No.: QL495 / .W53 Dewey Class. No.: 595.7