- Publication Title:
- Safety of life. Mine Safety Board decision 29: Doors for controlling ventilation in coal mines; by Mine Safety Board.
- Display Title:
- Safety of life. Mine Safety Board decision 29: Doors for controlling ventilation in coal mines; by Mine Safety Board.
- Corporate Agency Authors:
- Mines Bureau and Interior Department
- Sort Author:
- Mines Bureau
- Date:
- Apr. 1938
- Publish Date ISO Format:
- 1938-04-01T00:00:00Z
- Publication Start:
- 19380401
- Publication End:
- 19380430
- Corporate/Agency Author:
- Mines Bureau
- Publication month:
- 9
- Publication year:
- 1938
- SuDoc number:
- I 28.27:7018
- Description:
- [1]+2+[1] p. 4°
- Notes:
- (Information circular 7018.) [Processed.]
- Notes:
- (Information circular 7018.) [Processed.] † Distribution Made by Issuing Office.
- Availability:
- † Distribution Made by Issuing Office.
- Monthly Catalog date:
- May 1938
- Monthly Catalog issue number:
- 521
- Monthly Catalog page number:
- 1
- Monthly Catalog issue date:
- 1938-05-01T00:00:00Z
- Record start page number:
- 668