| Author: | Pickering, J. C. |
|---|---|
| Year: | 1919 |
| Document Type: | N/A |
| SUDOC: | I 28.7:223 |
| Series: | United States Bureau of Mines Reports |
| Report Number: | Technical Paper 223 |
| Subjects: | Mineral industries -- United States -- Finance. |
| Cost accounting. | |
| Link: | http://digital.library.unt.edu/ark:/67531/metadc66479/ |