Current coal research-coal resource studies in the United States during 1950
No abstract available.
Economic Geology↗
Geology topics
P. Averitt
Publications and source records attributed to P. Averitt.
Map of the Second Berea sand in Gallia, Meigs, Athens, Morgan, and Muskingum Counties, Ohio
Explore the source record for details and available documents.
Oil and Gas Investigation Map↗