Manx Oil Corporation, Casper, WY No description specified. 1-2 (2 Records) Documents Letter Report: Archeological Survey of Well Site; Manx Oil Corporation #3 Govt.-Fulton Producing, Weston County, Wyoming (1981) Letter Report: Archeological Survey of Well Site; Manx Oil Corporation #4 Govt.-Fulton Producing, Weston County, Wyoming (1981)