Seismic International Research Corp., Denver, Co No description specified. 1-2 (2 Records) Documents Letter Report: Archeological Survey of Proposed Seismic Line, Ne / 4 of Section 26, Washakie County, Wyoming (1980) Letter Report: Archeological Survey of Proposed Seismic Line, Sw / 4 of Secion 20, Washakie County, Wyoming (1980)