Geologist. Dollie Radler Hall was one of the first female geologists in Oklahoma when she graduated from the University of Oklahoma in 1921 with a master's degree in Geology. She worked at the Amerada Petroleum Corporation from 1927 to 1950 when she started her own consulting business. This collection contains some personal correspondence and a significant amount of publications, journals, and clippings that feature Hall's work as a geologist.