Overview
Thirty-seven short essays guide readers on geologic walking and driving tours at scenic locations scattered throughout the Prairie State.
Book details: Geology Underfoot in Illinois by author Ray Wiggers, Published by Mountain Press, in Paperback binding, 303 pages, ISBN 9780878423460
Book details: Geology Underfoot in Illinois by author Ray Wiggers, Published by Mountain Press, in Paperback binding, 303 pages, ISBN 9780878423460