Author: | Davis, J. D. |
---|---|
Year: | 1942 |
Document Type: | OSUU |
SUDOC: | I 28.23:3601 |
Series: | Report of investigations / United States Department of the Interior, Bureau of Mines ; |
Report Number: | 3601. |
Subjects: | Coke |
Coal | |
Links: | https://hdl.handle.net/2027/mdp.39015078518159 |
no.3601-3620 1942 |