Report of investigations. 7805. Bleeder system in virgin area in Pittsburgh coalbed mine; by Stephen Krickovic, T. D. Moore, jr., and John E. Carpetta.
Publication Title:
Bleeder system in virgin area in Pittsburgh coalbed mine; by Stephen Krickovic, T. D. Moore, jr., and John E. Carpetta.
Display Title:
Report of investigations. 7805. Bleeder system in virgin area in Pittsburgh coalbed mine; by Stephen Krickovic, T. D. Moore, jr., and John E. Carpetta.
Series Title:
Report of investigations.
Corporate Agency Authors:
Mines Bureau and Interior Dept.
Sort Author:
Mines Bureau
Authors:
Krickovic, Stephen, Moore, T. D. jr., and Carpetta, John E.
Author place:
Washington, DC
Author zip:
20240
Date:
[1973.]
Publish Date ISO Format:
1973-01-01T00:00:00Z
Publication Start:
19730101
Publication End:
19731231
Corporate/Agency Author:
Mines Bureau
Publication month:
13
Publication year:
1973
SuDoc number:
I 28.23:7805
Description:
[3]+8 p. il. 4°
Notes:
+ Distribution Made by Issuing Office. Mines Bureau, Pittsburgh, PA 15213 • Sent to Depository Libraries. Item 637-A
Availability:
+ Distribution Made by Issuing Office. Mines Bureau, Pittsburgh, PA 15213 • Sent to Depository Libraries. Item 637-A