Books by Harry S. Ladd:
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Ladd, Harry S. (Harry Stephen), 1899-1982: Geology of Vitilevu, Fiji (Bernice P. Bishop Museum Bulletin #119; Honolulu: The Museum, 1934), contrib. by Arthur A. Pegau, Joseph A. Cushman, G. Leslie Whipple, J. Edward Hoffmeister, Herbert Leader Hawkins, and Mary Jane Rathbun
Additional books by Harry S. Ladd in the extended shelves:
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Ladd, Harry S. (Harry Stephen), 1899-1982: Chitons and Gastropods (Haliotidae through Adeorbidae) from the western Pacific Islands (U.S. Govt. Print. Off., 1966) (page images at HathiTrust)- Ladd, Harry S. (Harry Stephen), 1899-1982: Deep drilling on Midway atoll (U.S. Govt. Print. Off., 1970), also by M. Grant Gross and Joshua I. Tracey (page images at HathiTrust)
- Ladd, Harry S. (Harry Stephen), 1899-1982: Papers on geology. (The University, 1926), also by Alvin Leonard Lugn and Abram Owen Thomas (page images at HathiTrust)
- Ladd, Harry S. (Harry Stephen), 1899-1982: Report of the Committee on a Treatise on Marine Ecology and Paleoecology, 1946-1947 (National Research Council, Division of Geology and Geography, 1948), also by National Research Council (U.S.). Committee on a Treatise on Marine Ecology and Paleoecology (page images at HathiTrust)
Find more by Harry S. Ladd at your library, or elsewhere.