- Title:Bedrock geologic map of Iowa
- Author(s): Witzke, B.J., Anderson, R.R., and Pope, J.P.
- Publishing Organization: Iowa Geological Survey
- Series and Number: Open-File Map OFM-2010-01
- Publication Date: 2010
- Map Scale: 1:500,000
- Cross Section: None
- North Latitude: 43° 30' 4" N (43.5011)
- South Latitude: 40° 22' 32" N (40.3756)
- East Longitude: 90° 8' 24" W (-90.1400)
- West Longitude: 96° 38' 23" W (-96.6397)
- Publication Format:Digital
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