Breed, W.J., Cooley, M.E., Irwin, J.H., Johnsen, A.B., and Johnsen, T.N., Jr., 1965, Day 6--September 10, in Heindl, L.A., Anderson, R.Y., Davis, L.V., and Irwin, J.H., comp., Southwestern arid lands; INQUA, International Association for Quaternary Research, 7th Congress, Guidebook for Field Conference H: Lincoln, Nebraska Academy of Sciences, p. 39-42.