Map of the main Trenton Rock oil field of IndianaFull Details
Map of the main Trenton Rock oil field of Indiana
Shows good, fair, and light oil territory, gas territory, dry or salt water territory, and pumping stations. Detached from: 28th Annual report of the Department of Geology and Natural Resources of Indiana, 1903. 'January 1, 1904.' Scale 1:126,720. 2 miles = 1 in. By W.S. Blatchley, state geologist.
Blatchley, W. S. (Willis Stanley),1859-1940
Indiana Department of Geology and Natural Resources and William B. Burford