Labels:text | book | rectangle | screenshot | outdoor OCR: USGS science for a changing world National Assessment of Oil and Gas Project: Petroleum Systems and Geologic Assessment of Undiscovered Oil and Gas, Navarro and Taylor Groups, Western Gulf Province, Texas By U.S. Geological Survey Western Gulf Province Assessment Team USGS Digital Data Series DDS-69-H U.S. Department of the Interior Version 1.0 U.S. Geological Survey 2006