00561nam 2200157z- 450 9910712185503321(CKB)5470000002490254(EXLCZ)99547000000249025420230509c1941uuuu -u- -engGeology and ground-water resources of the Balmorhea area, western TexasWashington, D.CUnited States Department of the Interior, Geological SurveyBOOK9910712185503321Geology and ground-water resources of the Balmorhea area, western Texas3352804UNINA