Zoology

KUHN, OSKAR.

Stuttgart, 1949.

NAEF, ADOLF.

Jena, 1922.

HEDPETH, JOEL W. (ED.).

Baltimore, 1957.

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

Berlin, Julius Springer, 1927.

LEVINSEN, G.M.R.

Copenhagen, 1909.

BODENHEIMER, F.S.

Berlin, W. Junk, 1928-29.

IMMS, A.D.

London, Collins, 1947.

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.