- Publication Title:
- Coal mines. Mine Safety Board decision 33: Bureau of Mines definition of gassy coal mine [approved Feb. 10, 1941]; by Mine Safety Board.
- Display Title:
- Coal mines. Mine Safety Board decision 33: Bureau of Mines definition of gassy coal mine [approved Feb. 10, 1941]; by Mine Safety Board.
- Corporate Agency Authors:
- Mines Bureau and Interior Department
- Sort Author:
- Mines Bureau
- Date:
- Feb. 1941
- Publish Date ISO Format:
- 1941-02-01T00:00:00Z
- Publication Start:
- 19410201
- Publication End:
- 19410228
- Corporate/Agency Author:
- Mines Bureau
- Publication month:
- 11
- Publication year:
- 1941
- SuDoc number:
- I 28.27:7153
- Description:
- [1]+2 p. 4°
- Notes:
- (Information circular, I. C. 7153.) [Processed. Supersedes Mine Safety Board decision 3.]
- Notes:
- (Information circular, I. C. 7153.) [Processed. Supersedes Mine Safety Board decision 3.] † Distribution Made by Issuing Office.
- Availability:
- † Distribution Made by Issuing Office.
- Monthly Catalog date:
- April 1941
- Monthly Catalog issue number:
- 556
- Monthly Catalog page number:
- 1
- Monthly Catalog issue date:
- 1941-04-01T00:00:00Z
- Record start page number:
- 504