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11-16-2015, 01:22 PM #10
- Join Date
- Aug 2014
- Location
- East Central Illinois
- Posts
- 782
Thanked: 101My Great Uncle Harvey owned a coal mine in Central Illinois near Petersburg. Near the bottom of the main shaft there was a huge fern inpression in the shale of the roof. I remember it as a small child back in the early 60's. I would say it was 3 or 4 Ft. across.
Slawman