Mining, Minerals and More in the Western Ouachita Mountains
Mining, Minerals and More in the Western Ouachita Mountains
Mining, Minerals and More in the Western Ouachita Mountains
- No tags were found...
Create successful ePaper yourself
Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.
Sigillaria, an ext<strong>in</strong>ct coal-age tree. Illustrations by Sherrie Shepherd.Calamites, an ext<strong>in</strong>ct horsetail. Illustrations by Sherrie Shepherd.22