Maps. Colorado. Geologic map of Gateway area, Mesa County, Colo. and adjoining part of Grand County, Utah, geology by W. L. Stokes, R. T. Russell, R. P. Fischer, and A. P. Butler, jr.; strategic minerals investigations, preliminary map [with text] by W. L. Stokes and R. P. Fischer. Scale 1 m.=1 in. n. p.