SECRETARY'S REPORT 71 



in Pierre, S. Dak. Tliis 16i/2th Plains Conference, now a re^lar sum- 

 mer event, and an adjunct of the annual autumnal Plains Conferences, 

 was devoted to discussions of basic technical problems arising from 

 current field activities. They centered principally around the se- 

 quences of cultural groupings in this area and the interrelationships 

 between the several cultural manifestations represented by excavated 

 materials. During the Thanksgiving weekend, members of the staff 

 participated in the 17th Plains Conference for Archeology, held in 

 Lincoln. On April 23, members of tlie staff took part in the Seven- 

 tieth Annual Meeting of the Nebraska Academy of Sciences, held also 

 in Lincoln. 



Dr. Robert L. Stephenson, chief, devoted considerable time to 

 managing the office and laboratory in Lincoln and preparing plans 

 and budgets for the 1960 field season. He also worked on a summary 

 report of the Missouri Basin Salvage Program for the calendar years 

 1952-60, and on a complete revision of a large technical monograph, 

 "The Accokeek Creek Site : A Middle Atlantic Seaboard Culture Se- 

 quence," previously accepted as his doctoral dissertation at the Uni- 

 versity of Michigan. He began preparation of an article, "Adminis- 

 tration in Anthropology," and started preliminary analysis of the 

 materials he recovered from the excavations at the Sully site (39SL4) 

 in the Oahe Reservoir in 1956 to 1958. He also continued writing on 

 the manuscript reporting the "Archeological Investigations in the 

 Whitney RevServoir, Texas." Throughout the year he served as chair- 

 man of the Missouri Basin Chronology Program. In July he served 

 as chairman of the 16%th Plains Conference held in Pierre, S. Dak., 

 and during the Thanksgiving weekend served as general chairman for 

 the I7th Plains Conference held in Lincoln, Nebr. He was a panel dis- 

 cussant for "The Texas Panhandle and the Southwest" in the session 

 on "Plains-Southwest Relationships," and presented an exhibit of 

 "The History of the Plains Conference" at that meeting. On Janu- 

 ary 20 and 21, he participated in the annual meeting of the Committee 

 for the Recovery of Archeological Remains, held in Washington, D.C., 

 and on April 23, he attended the Seventieth Annual Meeting of the 

 Nebraska Academy of Sciences in Lincoln, presenting a paper on "A 

 Ceramic Dichotomy" which was published in abstract in the Proceed- 

 ings of the Nebraska Academy of Sciences. During the year he pre- 

 pared a book review of "The Cougar Mountain Cave," by John Cowles, 

 for publication in American Antiquity.^ and a book review of "Arche- 

 ology of Coastal North Carolina," by William Haag, for publication 

 in Ethnoh/sfory. He also gave nine talks on various aspects of Mis- 

 souri Basin Salvage Archeology at the regular meetings of local civic 

 organizations and three talks to local school groups in Lincoln. On 



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