Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Recent Advances in Entomology, by AD Imms, MA, D. Sc., FRST & A. Churchill Ltd., London, England, 1937. 431 pp., 94 illustrations. Price 15s (sterling).-Die Blatt-Minen Mittel-und Nord-Europas by Prof. M. Hering, Berlin University, Germany, 631 pages with 500 text illustrations published by Gustav Feller, Neubrandenburg. 6 parts at 18 RM per part.