Mines and mineral resources. Operating regulations to govern methods of mining oil shale, phosphate, sodium, and potash, and safety and welfare of employees in connection therewith, under acts approved Feb. 25, 1920, and Oct. 2, 1917.
Publication Title:
Mines and mineral resources. Operating regulations to govern methods of mining oil shale, phosphate, sodium, and potash, and safety and welfare of employees in connection therewith, under acts approved Feb. 25, 1920, and Oct. 2, 1917.
Display Title:
Mines and mineral resources. Operating regulations to govern methods of mining oil shale, phosphate, sodium, and potash, and safety and welfare of employees in connection therewith, under acts approved Feb. 25, 1920, and Oct. 2, 1917.
Corporate Agency Authors:
Mines Bureau and Interior Department
Sort Author:
Mines Bureau
Date:
[1st edition.] [July] 1922
Publish Date ISO Format:
1922-07-01T00:00:00Z
Publication Start:
19220701
Publication End:
19220731
Corporate/Agency Author:
Mines Bureau
Publication month:
6
Publication year:
1922
Description:
iii+7 p.
Notes:
* For Sale by Superintendent of Documents. Paper, 5c.
Availability:
* For Sale by Superintendent of Documents. Paper, 5c.