ocr: ZUSGS science forachanging world Map Showing Geology, Oil and Gas Fields, and Geologic Provinces of Iran Compiled by R.M. Pollastrol, F.M. Persits2, and D.W.Steinshouer- IU.S. Geological Survey, Denver, CO 2Contractor tot thel U.S. Geological Survey, Denver, CO CD-ROM implementation by B.S. Larson Open File Report 97-470-G Version 1.0 U.S. Department of Interior 1999 U.S. Geological Survey
