Illinois State Geological Survey Historic Images Collection Photograph 2732 Jefferson County IL
Dates
Dataset Reference Date
2017-11-16
Summary
Photograph Subject: Drab sh. unconformable on gray sh. Jefferson Co. 0325.7E County: Jefferson State: IL Author: Weller, J. M. Volume: 2701 Format: Negative Ref ID: 2732
Summary
Photograph Subject: Drab sh. unconformable on gray sh. Jefferson Co. 0325.7E County: Jefferson State: IL Author: Weller, J. M. Volume: 2701 Format: Negative Ref ID: 2732