Variations in the chemical character of coal no. 6 in Franklin-Williamson district, Illinois

Call Number: 
MS Benson, E.T. #1
Author: 
Benson, E. T., G. H. Cady
Date: 
1933
Description: 
23 p., 5 figs.
Keywords: 

Herrin (No. 6) Coal--Illinois--Franklin County
Herrin (No. 6) Coal--Illinois--Williamson County

Added Entries: 

Cady, G.H.
Illinois State Geological Survey Report of Investigations 35

 

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