Report of investigations. 7865. Standard rock suite for rapid excavation research [with list of references]; by Warren W. Kreech, Frank A. Henderson and Kenneth E. Hjelmstad.
Publication Title:
Standard rock suite for rapid excavation research [with list of references]; by Warren W. Kreech, Frank A. Henderson and Kenneth E. Hjelmstad.
Display Title:
Report of investigations. 7865. Standard rock suite for rapid excavation research [with list of references]; by Warren W. Kreech, Frank A. Henderson and Kenneth E. Hjelmstad.
Series Title:
Report of investigations.
Corporate Agency Authors:
Mines Bureau and Interior Dept.
Sort Author:
Mines Bureau
Authors:
Kreech, Warren W., Henderson, Frank A., and Hjelmstad, Kenneth E.
Author place:
Washington, DC
Author zip:
20240
Date:
[1974.]
Publish Date ISO Format:
1974-01-01T00:00:00Z
Publication Start:
19740101
Publication End:
19741231
Corporate/Agency Author:
Mines Bureau
Publication month:
13
Publication year:
1974
SuDoc number:
I 28.23:7865
Description:
[2]+ii+29 p. il. 4°
Notes:
+ Distribution Made by Issuing Office. Mines Bureau, Pittsburgh, PA 15213 • Sent to Depository Libraries. Item 637-A
Availability:
+ Distribution Made by Issuing Office. Mines Bureau, Pittsburgh, PA 15213 • Sent to Depository Libraries. Item 637-A