From the 27th Annual report of the Department of Geology and Natural Resources of Indiana, 1902. Includes three East-West cross-sections: through New Amsterdam, through Corydon, and along line of Southern railway. Scale 1:126,720. 2 miles = 1 in. By George H. Ashley; geology By George H. Ashley and Edward M. Kindle; W.S. Blatchley, state geologist.