Stafford, Philip T. Geology of part of the horseshoe atoll in scurry and kent counties, Texas / by Philip T. Stafford. -- Washington : United States Government Printing Office, 1959 - 20 p. + 7 map. -- (Geological Survey Professional Paper ; 315-A). Subjects--Topical Terms: GeologíaTexas Universal Decimal Class. No.: 551(764)