Kopenhagen u. Berlin, Gyldendal u. Springer, 1943. Lex8vo. Bound in a fine mottled hcalf, titlelabel in leather with gilt lettering on spine, orig. printed frontwrapper withbound. (12),682 pp., textillustr. and 13 plates. Clean and fine.
First edition of this scientific standardwork in which the author summes up his livelong studies of freshwater insects.
Order-nr.: 47768