C. H. Miller / C. Richard Dunrud / Cynthia Dusel-Bacon / Frank W. Osterwald / Harry Stephen Ladd / John S. Pomeroy / John Stevens Schlee / Joseph C. Clark / Leland D. Hauth / Norman S. MacLeod / Richard Z. Poore / Geological Survey (U.S.) / A. L. Ramirez / Helen Laura Foster / Parke Detweiler Snavely / William J. Carswell / Edwin H. Chin / T. F. Bullard |