A Petrographic Study of the Underclay of the No. 5 coal in Illinois

Call Number: 
MS Wahl, F.M. #1
Author: 
Wahl, F.M.,
Date: 
1957
Description: 
52 p.
Notes: 

Thesis (M.S.)
History of the underclay study, analytical procedures, and presentation of data covered.

Keywords: 

Springfield (No. 5) Coal
Illinois
Underclays
Petrography

 

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