Maps. Plan and profile. Colorado River, mile 987 to mile 1076, Colorado & Utah, Dolores River to mile 22, Utah, dam sites, topography by R. J. MacGinnis, L. L. Young, S. L. Smith, and Reclamation Bureau, surveyed in 1941, 1944, 1945, and 1946. Scale 1 m.=2.6 in., scale 1:24,000, contour interval on land 20 ft., on river surface 5 ft. n. p.