Proceedings
Geological Society of America
Dewitt Collier Nogues, Norman, Okla. William Nusbaum, Baltimore, Md. Ralph
Orlansky, New York, N. Y. Thomas Pappas, St. Louis, Mo. Joseph H. Peck, Jr.,
Berkeley, Calif. Selmer L. Pederson, Laramie, Wyoming Harold L. Pietschker,
White ...