Smithsonian Report, 1951. F. H. H. Roberts 



1. Excavating a hunting-culture camp site at the Angostura project in South Dakota. 

 The dam under construction in the background has since been completed, and the area 

 is now flooded. 





2. Digging at an early site in the Angostura Basin. It was from tiiis location that charcoal 

 which dated 7073 ±300 years h\- the carboii-14 nu-tiiod w.is obtained. 



