Bulletins. 587. Design of underground openings in competent rock [with lists of references]; by Leonard Obert. Wilbur I. Duvall, and Robert H. Merrill.
Publication Title:
Design of underground openings in competent rock [with lists of references]; by Leonard Obert. Wilbur I. Duvall, and Robert H. Merrill.
Display Title:
Bulletins. 587. Design of underground openings in competent rock [with lists of references]; by Leonard Obert. Wilbur I. Duvall, and Robert H. Merrill.
Series Title:
Bulletins.
Corporate Agency Authors:
Mines Bureau and Interior Dept.
Sort Author:
Mines Bureau
Authors:
Obert, Leonard, Duvall, Wilbur I., and Merrill, Robert H.
Date:
1960
Publish Date ISO Format:
1960-01-01T00:00:00Z
Publication Start:
19600101
Publication End:
19601231
Corporate/Agency Author:
Mines Bureau
Publication month:
13
Publication year:
1960
SuDoc number:
I 28.3:(nos.)
Description:
iv + 36 p. il. 4°
Notes:
• Sent to Depository Libraries. Item 636
Availability:
* For Sale by Superintendent of Documents. Paper, 30c. and • Sent to Depository Libraries. Item 636