BAKER, E.T. SUMMARY APPRAISALS OF THE NATION'S GROUND-WATER RESOURCES-GULF REGION - WASHINGTON: USDI., 1976 - 29P; ILLUST - US GEOLOGICAL SURVEY PROFESSIONAL PAPER 813-F . ENG Subjects--Topical Terms: WATER-SUPPLY-TEXAS-GULF REGION.WATER, UNDERGROUND-TEXAS GULF REGION.