| Author: | Owings, C. W. |
|---|---|
| Year: | 1930 |
| Document Type: | BMRA |
| Issuing Agency: | United States Bureau of Mines, |
| SUDOC: | C 22.12:3051 |
| Series: | Report of investigations / United States Department of the Interior, Bureau of Mines ; |
| Report Number: | 3051 |
| Subjects: | Coal--Transportation |
| Locomotives | |
| Link: | https://hdl.handle.net/2027/mdp.39015077566662 |