http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Western Gas Processors and Oil Refiners Association
Title varies: v. 1-v. 2, no. 10, its Minutes.
1926-1965 issued by the Association under its earlier name: California Natural Gasoline Association.
Index for 1926-47 issued in California Natural Gasoline Association. Bulletin, no. TS-432 (TN860.C37)
California Natural Gasoline Association.