The Salt Creek oil field, Natrona County. - Trumbull, L. W. (Loyal Wingate) (Cheyenne, Wyo., The S.A. Bristol Co., printers, 1914)
At head of title: The State of Wyoming. Geologist's Office.
A work with the same title, by C. E. Jamison, was issued in 1912 as Bulletin 4 of the Wyoming State Geologist. This work is re-written by L. W. Trumbull, using parts as originaly printed, adding supplementary data from various sources, and omitting certain parts of the original verion.--cf. Introduction, 2d. p. 1.
Bibliography: p. [147]-148.
Keywords: Mines and mineral resources -- Wyoming; Petroleum -- Wyoming