- Description
- 2 v.; cm.
- Series Statement
- Mines Bur. Info. Circ. No. 6362
- Mines Bur. Info. Circ. No. 6494
- Subject
- Breathing apparatus
- Note
- Reuse of record except for individual research requires license from LexisNexis.
- [For use in mining]
- Indexed In (note)
- CIS Index to U.S. Executive Branch Documents, 1910-1932 Part 2
- Reproduction (note)
- Call Number
- C22.11-6362
- OCLC
- cis19127474
- Title
List of permissible self-contained oxygen breathing apparatus, gas masks, and hose masks [microform]
- Imprint
Washington, D.C. : [s.n.], 1930-1931.
- Series
Mines Bur. Info. Circ. No. 6362
Mines Bur. Info. Circ. No. 6494
- Indexed In:
CIS Index to U.S. Executive Branch Documents, 1910-1932 Part 2
- Reproduction
Microfiche. [Bethesda, Md.]: LexisNexis Academic & Library Solutions, 1997, 11 x 15 cm. (CIS US Executive Branch Documents : no. C22.11-6362, C22.11-6494)
- Sudoc No.
C 22.11:6362
C 22.11:6494
- Research Call Number
C22.11-6362
C22.11-6494