Natural gas. Colorado Gas field at Asbury Creek to be used as reservoir by Western Slope Gas Company. Grand Junction Sentinel Je 29, 1965 P 3 $3 million pipe line from Colorado Springs to Denver begins. Post Ag 7, 1966 p.1G Western Slope Gas Company having difficulties in building gas transmission lines in western Colorado. Post Ja 16, 1967 p.46 Colorado State Land Board reports drop in royalties for oil and gas exploration. Post N 9, 1968 p.24