Report of investigations. 5860. Effectiveness of bleeder entries in ventilating pillared areas of bituminouscoal mines; by D. S. Kingery and D. D. Dorenburg.
Publication Title:
Effectiveness of bleeder entries in ventilating pillared areas of bituminouscoal mines; by D. S. Kingery and D. D. Dorenburg.
Display Title:
Report of investigations. 5860. Effectiveness of bleeder entries in ventilating pillared areas of bituminouscoal mines; by D. S. Kingery and D. D. Dorenburg.
Series Title:
Report of investigations.
Corporate Agency Authors:
Mines Bureau and Interior Dept.
Sort Author:
Mines Bureau
Authors:
Kingery, D. S. and Dorenburg, D. D.
Date:
Sept. 1957
Publish Date ISO Format:
1957-09-01T00:00:00Z
Publication Start:
19570901
Publication End:
19570930
Corporate/Agency Author:
Mines Bureau
Publication month:
4
Publication year:
1957
SuDoc number:
I 28.23:(nos.)
Description:
[3]+ii+24p. 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.