Reports of investigations. 4875. Experiments on multiple short-delay blasting of coal. pt. 2:by John Nagy, Irving Hartmann, F. P. Christofel, and E. C. Seller.
Publication Title:
Experiments on multiple short-delay blasting of coal. pt. 2:by John Nagy, Irving Hartmann, F. P. Christofel, and E. C. Seller.
Display Title:
Reports of investigations. 4875. Experiments on multiple short-delay blasting of coal. pt. 2:by John Nagy, Irving Hartmann, F. P. Christofel, and E. C. Seller.
Series Title:
Reports of investigations.
Corporate Agency Authors:
Mines Bureau and Interior Dept.
Sort Author:
Mines Bureau
Authors:
Nagy, John, Hartmann, Irving, Christofelm, F. P., and Seller, E. C.
Date:
May 1952
Publish Date ISO Format:
1952-05-01T00:00:00Z
Publication Start:
19520501
Publication End:
19520531
Corporate/Agency Author:
Mines Bureau
Publication month:
8
Publication year:
1952
SuDoc number:
I 28.23:(nos.)
Description:
[2] leaves+22 p. 6 pl. 4°
Notes:
[Processed.]
Notes:
[Processed.] † Distribution Made by Issuing Office. Mines Bureau, Pittsburgh pa.
Availability:
† Distribution Made by Issuing Office. Mines Bureau, Pittsburgh pa.