SEVENTY-SIXTH ANNUAL REPORT 



29 



Others have already been analyzed by Mrs. Catherine Clisby of 

 Oberlin College, preparatory to establishing a fossil pollen sequence. 

 Geologic-climatic investigations have been carried out by Alan H. 

 Coogan, who was employed for the purpose by the Eiver Basin Sur- 

 veys. He worked in collaboration with William N. Irving in the 

 lower Big Bend Reservior area. Other less specific researches are in 

 progress to bring all possible chronology tecliniques to bear on this 

 one basic framework for Missouri Basin chronology. 



The laboratory and office staff devoted its full time during the 

 year to processing specimen materials for study, photographing speci- 

 mens, preparing specimen records, and typing and filing of records 

 and manuscript materials. The accomplishments of the laboratory 

 and office staff are listed in the following tables : 



Table 1. — Specimens processed July 1, 1958, through June SO, 1959 



Reservoir 



Number of sites 



Catalog numbers 

 assigned 



Number of speci- 

 mens processed 



Big Bend 



50 

 13 

 4 

 2 

 1 

 25 

 3 



9,254 



1,975 



21 



10 



7 



8, 6G8 



48 



71,281 



Dardanelle i_ 



4,461 



Fort Randall 



512 



Glendo 



48 



Lewis and Clark 



158 



Oahe__ ______ . ______ 



80, 311 



Sites not in reservoirs 



194 







Collections not assigned site numbers- 



98 

 5 



19, 983 

 17 



156, 965 



83 





103 



20, 000 



157, 048 



In the Arkansas Basin. 



Table 2. — Record materials processed July 1, 1958, through June 30, 1959 



Reflex copies of records . 8, 968 



Photographic negatives made 2, 792 



Photographic prints made 11, 888 



Photographic prints mounted and filed 5, 566 



Plate layouts made for manuscripts 71 



Transparencies mounted in glass 1, 108 



Cartographic tracings and revisions 72 



Color pictures taken in lab 434 



A.rtifacts drawn 66 



Lettering of plates 75 



Profiles drawn 45 



It is of especial interest to note that on January 22 the one-millionth 

 specimen was processed by the Missouri Basin project laboratory. As 

 of June 30, the Missouri Basin project had cataloged, in 13 years of 



