Recent progress in slate technology.
| Other author | Bowles, Oliver, 1877-1958. |
| Format | Microform |
| Publication Info | Washington, D.C. : [publisher not identified], 1926. |
| Description | 9 pages : illustrations ; cm. |
| Subjects |
| Series | Mines Bur. Rpt. of Investigation No. 2766 |
| General note | Reuse of record except for individual research requires license from LexisNexis Academic & Library Solutions. |
| General note | [On manufacturing methods] |
| Citation/References note | CIS Index to U.S. Executive Branch Documents, 1910-1932 Part 2 |
| Reproduction note | Joyner- Microfiche. [Bethesda, Md.]: LexisNexis Academic & Library Solutions, 1997, 11 x 15 cm. (CIS US Executive Branch Documents : no. C22.12-2766) |
| Govt. docs number | C 22.12:2766 |