The geology of Hardin County, and the adjoining part of Pope County, by Stuart Weller, with the collaboration of Charles Butts, L.W. Currier, and R.D. Salisbury: in cooperation with the United States Geological Survey. Illinois State Geological Survey Bulletin No. 41
|Main Author:||Weller, Stuart, 1870-1927.|
|Related Names:||Salisbury, Rollin D. 1858-1922., Currier, Louis W. 1890-, Butts, Charles 1863-1946.|
Urbana Illinois State Journal Co., State printers] 1920.
> Pope County.
Geology > Illinois > Hardin County.
Printed by authority of the State of Illinois.
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- Full viewIllinois State Geological Survey Bulletin No. 41 (original from University of Illinois at Urbana-Champaign)