Smelting of copper ores in electric furnace.
| Other author | United States. Bureau of Mines. |
| Format | Microform |
| Publication Info | Washington : U.S. GPO, 1914. |
| Description | 80 pages ; cm. |
| Subjects |
| Series | Mines Bur. Bull. No. 81 |
| General note | Record is based on bibliographic data in CIS Index to U.S. Executive Branch Documents, 1910-1932. Reuse except for individual research requires license from LexisNexis Academic & Library Solutions. |
| General note | [with data on ore composition, furnace operations and costs, and smelting results]. |
| General note | Includes index. |
| Citation/References note | CIS Index to U.S. Executive Branch Documents, 1910-1932 Part 4 |
| Reproduction note | Joyner- Microfiche. [Bethesda, Md.]: LexisNexis Academic & Library Solutions, 1997. 11 x 15 cm. (CIS US Executive Branch Documents, 1910-1932 : no. I28.3-81.D). |
| Govt. docs number | I 28.3:81 |