Boundary of Pennsylvanian and Permian (?) in the Subsurface Scurry Reef, Scurry County, Texas (open access)

Boundary of Pennsylvanian and Permian (?) in the Subsurface Scurry Reef, Scurry County, Texas

Report is based on a geological survey regarding scurry reef and black shales
Date: December 1952
Creator: Heck, W. A.; Yenne, K. A. & Henbest, Lloyd G. (Lloyd George), 1900-1987
System: The Portal to Texas History