02162oem 2200577I 450 991070790290332120170303113538.0(CKB)5470000002469545(OCoLC)974489746(EXLCZ)99547000000246954520170303d2017 ca engb|||||||||||||||||||||durcn|||||||||crirdacontentcrdamediacrrdacarrierGeologic framework and hydrostratigraphy of the Edwards and Trinity Aquifers within northern Bexar and Comal Counties, Texas /by Allan K. Clark, James A. Golab, and Robert A. Morris ; in cooperation with the Edwards Aquifer AuthorityReston, Virginia :U.S. Department of the Interior, U.S. Geological Survey,2017.1 online resource (1 map) color +pamphlet (vi, 20 pages)Scientific investigations map ;3366Includes text, color illustrations, location maps, 2 cross sections, and 1 table.Includes bibliographical references in pamphlet (pages 15-20).GeologyTexasBexar CountyMapsGeologyTexasComal CountyMapsHydrographyTexasBexar CountyMapsHydrographyTexasComal CountyMapsAquifersTexasBexar CountyMapsAquifersTexasComal CountyMapsTrinity Aquifer (Tex.)MapsEdwards Aquifer (Tex.)MapsMaps.lcgftGeologyGeologyHydrographyHydrographyAquifersAquifersClark Allan K.Golab James A.Morris Robert R(Geologist),Edwards Aquifer Authority (Tex.)GPOGPOGPOBOOK9910707902903321Geologic framework and hydrostratigraphy of the Edwards and Trinity Aquifers within northern Bexar and Comal Counties, Texas3296103UNINA