National Geologic Map Database
Title: Stratigraphy of the Chester group in southwestern Illinois
Author(s): Weller, Stuart
Publishing Organization: Illinois Academy of Science
Series and Number: Transactions v. 6 [p. 118-129]
- Publication Date: 1913
- Cross Section: None
- North Latitude: 42° 30' 30" N (42.5083)
- South Latitude: 36° 58' 13" N (36.9703)
- East Longitude: 87° 29' 47" W (-87.4964)
- West Longitude: 91° 30' 47" W (-91.5131)
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