Information circulars. 7696. Mechanical mining in some bitiiminons-coal mines: Progress report 7. Methods of mining with continuous-mining machines; J. J. Shields [and others].
Publication Title:
Mechanical mining in some bitiiminons-coal mines: Progress report 7. Methods of mining with continuous-mining machines; J. J. Shields [and others].
Display Title:
Information circulars. 7696. Mechanical mining in some bitiiminons-coal mines: Progress report 7. Methods of mining with continuous-mining machines; J. J. Shields [and others].
Series Title:
Information circulars.
Corporate Agency Authors:
Mines Bureau and Interior Dept.
Sort Author:
Mines Bureau
Date:
Sept. 1954
Publish Date ISO Format:
1954-09-01T00:00:00Z
Publication Start:
19540901
Publication End:
19540930
Corporate/Agency Author:
Mines Bureau
Publication month:
4
Publication year:
1954
SuDoc number:
I 28.27:(nos.)
Description:
[1]+iv+118 p. il. 4°
Notes:
[Processed.]
Notes:
[Processed.] † Distribution Made by Issuing Office. Mines Bureau, Pittsburgh, Pa.
Availability:
† Distribution Made by Issuing Office. Mines Bureau, Pittsburgh, Pa.