Author: Atanassov, N.
Title: Gesetzmässigkeiten in der Verbreitung und biologische Beobachtungen an Ameisen des Witoscha Gebirges.
Description: Sofia, Akademy na Naukyte, 1952. 8vo (25.4 x 17.8 cm). 214 pp.; several text illustrations. Original printed wrappers. = A seldom-seen paper on ants from Bulgaria and in particular the Vitosha Mountains. Includes a ten pp. summary in German. Uncut. Paper a bit toned, otherwise a very good, clean and unmarked copy.

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