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|a (OCoLC)11971535
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|a I 28.23:8987
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100 |
1 |
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|a Kertis, Carla A.
|
245 |
1 |
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|a Reducing hazards in underground coal mines through the recognition and delineation of coalbed discontinuities caused by ancient channel processes /
|c by Carla A. Kertis.
|
264 |
|
1 |
|a [Pittsburgh, Pa.] :
|b U.S. Dept. of the Interior, Bureau of Mines,
|c 1985.
|
300 |
|
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|a 23 pages :
|b illustrations, maps ;
|c 28 cm.
|
336 |
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|a text
|b txt
|2 rdacontent
|
337 |
|
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|a unmediated
|b n
|2 rdamedia
|
338 |
|
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|a volume
|b nc
|2 rdacarrier
|
490 |
1 |
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|a Report of investigations ;
|v 8987
|
500 |
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|a Distributed to depository libraries in microfiche.
|
504 |
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|a Bibliography: pages 21-23.
|
650 |
|
0 |
|a Coal
|x Geology
|z Pennsylvania
|z Indiana County.
|
650 |
|
0 |
|a Coal
|x Geology
|z Pennsylvania
|z Armstrong County.
|
650 |
|
0 |
|a River channels.
|
650 |
|
0 |
|a Coal mines and mining
|z Pennsylvania
|z Indiana County
|x Safety measures.
|
650 |
|
0 |
|a Coal mines and mining
|z Pennsylvania
|z Armstrong County
|x Safety measures.
|
710 |
1 |
|
|a United States.
|b Bureau of Mines.
|
830 |
|
0 |
|a Report of investigations (United States. Bureau of Mines) ;
|v 8987.
|
999 |
|
|
|a MARS
|
999 |
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|i 2b7a84cc-806f-3054-b2a1-9a9e1a6d6941
|t 0
|
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|p normal
|a Texas A&M University
|b College Station
|c Sterling C. Evans Library
|d Evans: US Documents Microfiche (3rd floor)
|t 0
|e I 28.23:8987
|h Superintendent of Documents classification
|i unmediated -- volume
|m A14838385504
|
998 |
f |
f |
|a I 28.23:8987
|t 0
|l Evans: US Documents Microfiche (3rd floor)
|