Colo., Rocky Mtn. Assoc. of Geologists, p. 133-137. Hite, R. J., and Lohman, S. W., 1973, Geologic appraisal of Paradox basin salt deposits for waste emplacement: U.S. Geol. Survey open-file report, 75 p. Hunt, Alice, 1956, Archeology of southeastern Utah, _in_ Geology and economic deposits of east-central Utah: Salt Lake City, Intermountain Assoc. of Petroleum Geologists, 7th Ann. Field Conf., p. 13-18. Hunt, C. B., 1956, Cenozoic geology of the Colorado Plateau: U.S. Geol. Survey Prof. Paper 279, 99 p. —— 1969, Geologic history of the Colorado River, _in_ The Colorado River region and John Wesley Powell: U.S. Geol. Survey Prof. Paper 669, p. I-IV, 59-130. Jennings, J. D., 1970, Canyonlands-Aborigines: Naturalist, v. 21, Summer, Special Issue no. 2, p. 10-15. Joesting, H. R., Case, J. E., and Plouff, Donald, 1966, Regional geophysical investigations of the Moab-Needles area, Utah: U.S. Geol. Survey Prof. Paper 516-C, 21 p. Keefer, W. R., 1971, The geologic story of Yellowstone National Park, illustrated by John R. Stacy: U.S. Geol. Survey Bull. 1347, 92 p. [1972]. Lansford, Henry, 1972, Boatman in the desert, a passenger-carrying sternwheeler in canyon country: “Empire” [magazine of the Denver Post], Nov. 5, p. 18, 19. La Rue, E. C., 1916, Colorado River and its utilization: U.S. Geol. Survey Water-Supply Paper 395, 231 p. —— 1925, Water power and flood control of Colorado River below Green River, Utah, with a foreword by Hubert Work, Secretary of the Interior, p. 1-100. [Appendix A, A report on water supply, by E. C. La Rue and G. F. Holbrook, p. 101-123; and Appendix B, A geologic report on the inner gorge of the Grand Canyon of Colorado River, by R. C. Moore, p. 125-171]: U.S. Geol. Survey Water-Supply Paper 556, 176 p. Lohman, S. W., 1965, The geologic story of Colorado National Monument [with graphics by John R. Stacy]: Fruita, Colo., Colorado and Black Canyon Natural History Assoc., 56 p. —— 1974, The geologic story of Canyonlands National Park, with graphics by John R. Stacy: U.S. Geol. Survey Bull. 1327, 126 p. McKnight, E. T., 1940, Geology of area between Green and Colorado Rivers, Grand and San Juan Counties, Utah: U.S. Geol. Survey Bull. 908, 147 p. Ouellette, C. M., 1958, Over the top of Landscape Arch: Desert Mag., p. 13-16, March. Pierson, Lloyd, 1960, Arches National Monument, _in_ Geology of the Paradox basin fold and fault belt: Durango, Colo., Four Corners Geol. Soc. Guidebook, 3d Ann. Field Conf., p. 17-21. Schaafsma, Polly, 1971, Rock art of Utah: Cambridge, Mass., Harvard Univ., Papers of the Peabody Museum of Archaeology and Ethnology, v. 65, 169 p.