| Author: | Ode, W. H. | 
|---|---|
| Additional Authors: | Gibson, F. H. | 
| Year: | 1962 | 
| Document Type: | BMRA | 
| Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, | 
| SUDOC: | I 28.23:5931 | 
| Series: | Report of investigations / United States Department of the Interior, Bureau of Mines ; | 
| Report Number: | 5931 | 
| Subject: | Coal | 
| Link: | https://hdl.handle.net/2027/mdp.39015078529438 |