- Publication Title:
- Tunneling, recommended safety rales [with bibliographies]; by staff, Health and Safety Activity and Health and Safety District A.
- Display Title:
- Bulletins. 644. Tunneling, recommended safety rales [with bibliographies]; by staff, Health and Safety Activity and Health and Safety District A.
- Series Title:
- Bulletins.
- Corporate Agency Authors:
- Mines Bureau and Interior Dept.
- Sort Author:
- Mines Bureau
- Author place:
- Washington, DC
- Author zip:
- 20240
- Date:
- [1968.]
- Publish Date ISO Format:
- 1968-01-01T00:00:00Z
- Publication Start:
- 19680101
- Publication End:
- 19681231
- Corporate/Agency Author:
- Mines Bureau
- Publication month:
- 13
- Publication year:
- 1968
- SuDoc number:
- I 28.3:(nos.)
- Description:
- v+48 p. 4°
- Notes:
- [Revision of Bulletin 439.]
- Notes:
- [Revision of Bulletin 439.] • Sent to Depository Libraries. Item 636
- Availability:
- * For Sale by Superintendent of Documents. Paper, 40c. and • Sent to Depository Libraries. Item 636
- GPO Item number:
- 636
- Monthly Catalog date:
- August 1968
- Monthly Catalog issue number:
- 883
- Monthly Catalog page number:
- 1
- Monthly Catalog issue date:
- 1968-08-01T00:00:00Z
- Monthly Catalog entry number:
- 11179
- LC Number:
- L. C. card 68-61970
- Record start page number:
- 78