Zoology

ROMER, ALFRED SHERWOOD.

Chicago, Illinois, 1947.

EINSTEIN, ALBERT, MAX BORN, MAX PLANCK, K.von FRISCH.

Berlin, Julius Springer, 1927.

BLASCHKE, PAUL.

Annaberg, (1914).

KIRBY, WILLIAM AND WILLIAM SPENCE.

London, Longmans, Huret etc., 1816-26.

WILLIAMS, C.B.

London, Collins, 1958.

FORD, E.B.

London, (1962).

GIEBEL, C.G.

Leipzig, Ambrosius Barth, 1855.

SKRJABIN, K.I.

Jerusalem, 1965.

INNES, WILLIAM T.

Philadelphia, (1931).

BEE-KEEPING - THORLEY, JOHN.

London, J. Johnson, 1774.

HAMMER, OLE.

Copenhagen, 1941.

NIELSEN, E.

Copenhagen, 1932.

KOSSE, IOANNES FR. IULIUS.

Halae, Hendelianus, 1813.

KOO, TED S.Y. (EDT.).

Seattle, 1962.

ESCHRICHT, DAN. FREDR.

Kbhvn., 1838.

MEINERT, FR.

Copenhagen, 1886.

HANSEN, KAI (EDIT.).

Copenhagen, 1953.

AXELROD, HERBERT A. and LEONHARD P. SCHULTZ.

New York, McGraw-Hill, (1955).