Report of investigations, R. I. (series). 4500. Anthracite mechanical mining investigations: Progress report 1, Preliminary underground tests of Bureau of Mines scraper-shaker loading machine for driving gangways; by John W. Buch and Andrew Allan, Jr.
Publication Title:
Anthracite mechanical mining investigations: Progress report 1, Preliminary underground tests of Bureau of Mines scraper-shaker loading machine for driving gangways; by John W. Buch and Andrew Allan, Jr.
Display Title:
Report of investigations, R. I. (series). 4500. Anthracite mechanical mining investigations: Progress report 1, Preliminary underground tests of Bureau of Mines scraper-shaker loading machine for driving gangways; by John W. Buch and Andrew Allan, Jr.
Series Title:
Report of investigations, R. I. (series).
Corporate Agency Authors:
Mines Bureau and Interior Dept.
Sort Author:
Mines Bureau
Authors:
Buch, John W. and Allan, Andrew Jr.
Date:
Aug. 1949
Publish Date ISO Format:
1949-08-01T00:00:00Z
Publication Start:
19490801
Publication End:
19490831
Corporate/Agency Author:
Mines Bureau
Publication month:
5
Publication year:
1949
SuDoc number:
I 28.23:(nos.)
Description:
cover title, 9 p. 3 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.