Online Books by
C. A. Armstrong
(Armstrong, C. A. (Clarence Allen), 1921-)
Books from the extended shelves:
- Armstrong, C. A. (Clarence Allen), 1921-: Geology and ground-water conditions in the Gila Bend Indian Reservation, Maricopa County, Arizona / (Washington, D.C. : U.S. G.P.O., 1963), also by L. A. Heindl and United States Bureau of Indian Affairs (page images at HathiTrust)
- Armstrong, C. A. (Clarence Allen), 1921-: Ground-water supply of the Memphis area / (Washington : U.S. G.P.O., 1958), also by James Hobart Criner and Geological Survey (U.S.) (page images at HathiTrust; US access only)
- Armstrong, C. A. (Clarence Allen), 1921-: A preliminary assessment of land-surface subsidence in the El Paso area, Texas / (Austin, Tex. : U.S. Geological Survey ; Denver, CO : Open-File Services Section, Western Distribution Branch, U.S. Geological Survey [distributor], 1985), also by Larry F. Land, Geological Survey (U.S.), and United States. Bureau of Reclamation (page images at HathiTrust)
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