The complete set of Parts 1-7 (1952-1959) in orginal blue wrapers in fine condition. Bulletins of the American Museum of Natural History: Part 1. The Classes Loricata and Pelecypoda. Volume 100, Article 1, pp.1-264. Part 2. The Class Cephalopoda and the Genera Conus and Cypraea of the Class Gastropoda. Volume 103, Article 1, pp.1-134. Part 3. The Genera Bulla and Voluta of the Class Gastropoda. Volume 107, Article 1, pp. 1-158. Part 4. The Genera Buccinum and Strombus of the Class Gastropoda. Volume 111, Article 3, pp.153-312, 1956. Part 5. The Genus Murex of the Class Gastropoda. Volume 113, Article 2, pp.73-224, 1957. Part 6. The Genus Trochus of the Class Gastropoda. Volume 116, Article 2, pp. 153-224, 1958. Part 7. Certain Species of the Genus Turbo of the Class Gastropoda. Volume 118, Article 5, pp. 207-258.