- Publication Title:
- Tunnels, machine excavation, rate of progress, machine data.
- Display Title:
- REC-ERC [Reclamation Bureau, Engineering and Research Center] (series). 72-9. Tunnels, machine excavation, rate of progress, machine data.
- Series Title:
- REC-ERC [Reclamation Bureau, Engineering and Research Center] (series).
- Corporate Agency Authors:
- Reclamation Bureau and Interior Dept.
- Sort Author:
- Reclamation Bureau
- Author place:
- Washington, DC
- Author zip:
- 20240
- Date:
- Feb. 1972
- Publish Date ISO Format:
- 1972-02-01T00:00:00Z
- Publication Start:
- 19720201
- Publication End:
- 19720228
- Corporate/Agency Author:
- Reclamation Bureau
- Publication month:
- 11
- Publication year:
- 1972
- SuDoc number:
- I 27.60:(nos.)
- Description:
- cover title, 1 p. 7 pl. 4°
- Notes:
- (Engineering and Research Center, Office of Design and Construction.)
- Notes:
- (Engineering and Research Center, Office of Design and Construction.) Φ For Sale by OTS, Commerce Dept. Paper, 13.00.
- Availability:
- Φ For Sale by OTS, Commerce Dept. Paper, 13.00.
- Monthly Catalog date:
- May 1972
- Monthly Catalog issue number:
- 928
- Monthly Catalog page number:
- 1
- Monthly Catalog issue date:
- 1972-05-01T00:00:00Z
- Monthly Catalog entry number:
- 7291
- Record start page number:
- 75