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New York in the confederation - an economic study (1932) / by Thomas C. Cochran Clifton - A. M. Kelley, 1972 Monographic text Cockerell, Theodore Dru Alison African bees of the genus Allodapula / by T. D. A. Cockerell (The place of publication is not referred - s.n. , 1936 Monographic text Cockerell, Theodore Dru Alison African bees of the genus Nomioides / by T. D. A. Cockerell (The place of publication is not referred - s.n. , 1936 Monographic text Cockerell, Theodore Dru Alison Bees from Morocco / by T. D. A. Cockerell (The place of publication is not referred - s.n. , 1937 Monographic text Cockerell, Theodore Dru Alison The bees of the southern California islands / by T. D. A. Cockerell (The place of publication is not referred - s.n. , 1939 Monographic text Cockerell, Theodore Dru Alison Bees related to Diadasia australis Cresson / by T. D. A. Cockerell (The place of publication is not referred - s.n. , 1939 Monographic text Cockerell, Theodore Dru Alison Collecting bees in the Belgian Congo - an american entomological expedition in the heart of Africa / by T. D. A. Cockerell (The place of publication is not referred - s.n. , 1932 Monographic text Cockerell, Theodore Dru Alison Collecting wild bees in south Africa - the work of a group of entomologists in a field rich in insect novelties / by T. D. A. Cockerell (The place of publication is not referred - s.n. , 1933 Monographic text Cockerell, Theodore Dru Alison The Entomological Society of London / by T. D. A. Cockerell (The place of publication is not referred - s.n. , 1934 Monographic text Cockerell, Theodore Dru Alison Evolution, by A. Franklin Shull (recensione / by T. D. A. Cockerell (The place of publication is not referred - s.n. , 1936 Monographic text Cockerell, Theodore Dru Alison Finland today / T. D. A. Cockerell (The place of publication is not referred - s.n. , 1940 Monographic text Cockerell, Theodore Dru Alison New and little-known american bees / by T. D. A. Cockerell (The place of publication is not referred - s.n. , 1937 Monographic text Cockerell, Theodore Dru Alison The new nomenclator zoologicus / T. D. A. Cockerell (The place of publication is not referred - s.n. , 1939 Monographic text Cockerell, Theodore Dru Alison Parasitic bees of the genus Coelioxys from the Belgian Congo / by T. D. A. Cockerell (The place of publication is not referred - s.n. , 1935 Monographic text Cockerell, Theodore Dru Alison Recent publications of the British Museum (Natural History) / T. D. A. Cockerell (The place of publication is not referred - s.n. , 1939 Monographic text |