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bulldozer trench at Locality Cl-243, and, in addition, located sites in the Corn Springs area. We are most grateful to the Boy Scouts of America for loaning tents and cooking utensils; to Mr. Joe T. W ells of the Thunder-bird Hotel, who provided an office at the hotel during field operations and extended many courtesies to visitors to the site; to Jones and Jones, food distributors, Las Vegas, who gave a generous amount of food, to Dr. and Mrs. Joseph I. Leveque of the St. Frances Animal Hospital who handled mail and telephone calls for the field wor­kers; to Mr. Vince Anselmo for his help with publicity; and to the Atlas Steel Company for loaning a quantity of steel rods. Contributions of food, equipment or services were donated by the following: American Linen Supply, Foodland, the Gir Scouts of America, the Mayflower Transit Company, the Mercury Blueprint and Supply Company, Nevada Southern University, t e Southwest Gas Company, the State Park Commission, Thriftimart, the U. S. Bureau of Land Management, the U. S. Soil Con­servation Service, the Village Bakery, and Mr. William Belknap, Mr. R. Guild Gray and Mr. and Mrs. Richard Wilson. Thelma E. Calhoun competently tilled the difficult position of project accountant. To her, Mrs. Marian Clayton, Secretary o the Nevada State Museum, and other Museum staff members who were of such inestima e help both during and after the field season, are due many thanks. The cover design is by Arminta Neal, Curator of Graphic Arts, the Denver Museum of Natural History. The Frontispiece and other photographs appear through the courtesy of the National Geographic Society, Washing Finally, we cannot adequately express our thanks to Dr. H. M. Wormington and her assistant Mrs. Dorothy Ellis, for the herculean job they have done in editing and preparing this report for publication. sis STAFF AND ADVISORY COMMITTEE Because of the interdisciplinary nature of the Tule Springs project, a staff with varied talents was needed. We were very fortunate to be able to obtain the services of the required specialists. Project staff members were: Dr. Richard Shutler, Jr., director and princi­pal investigator, and Dr. Charles E. Ro-zaire, assistant director, both of the Nevada State Museum; Dr. C. Vance Haynes, geologist, University of Arizona; Dr. John E. Mawby, paleontologist, University o California at Berkeley; Mr. Peter J. Meh-ringer, Jr., palynologist, University of Arizona; Miss Ruth D. Simpson, archae­ologist, Southwest Museum; and Miss Carol Bailey, secretary, Nevada State Museum. The senior field assistants were Richard H. Brooks, University of Califor­nia, Berkeley; Walter T. Stein, University of Arizona; Donald R. Tuohy, Nevada State Museum. Cook and camp superintendent was Mrs. Margaret M . Wheat of the Nevada State Museum. Assistant cook was Miss Jean Ellen Starns, Sacramento State College. Radiocarbon dating specialists were Dr. Willard F. Libby, Professor Gordon «; Fergusson, Dr. Rainer Berger and Mr. Irwin Taylor of the University of California, Los Angeles.A rchaeologists were Raymond Braz-zanovich, Nevada State Museum; Chris­topher Dove, Yale University; Robert J. Fitzwater , University of California, Los Angeles; Mark D. Levine, University of California, Berkeley; Norma Lee Noble (assistant in paleontology), University of California, Berkeley; Robert I. Orlins, University of California, Berkeley; Margar­et L. Susia, University of California, Los Angeles; William Twitchell, College of Southern Utah; and Peter A. Williams, Ne vada State Museum. Laurette Noble, John G. Mann, and Thomas H. Rich comprised the team that prepared the Tule Springs fossils at Berkeley. 10