Author: BARTSCH, Paul
Title: Land Shells of the Genus Obba
Description: 1933. BARTSCH, Paul. THE LAND SHELLS OF THE GENUS OBBA FROM MINDORO PROVINCE, PHILIPPINE ISLANDS. Smithsonian Institution United States National Museum, Bulletin 100, Vol. 6, Part 8. Washington: Government Printing Office, 1933. 8vo. printed wrppers. Moderate soiling to wraps, discard stamp to verso of front wrap. Clean internally. Very good. .

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