Papers presented before the First Symposium on Underground Mining : NCA/BCR Coal Conference and Expo II, October 21-22-23, 1975, Kentucky Fair and Exposition Center, Louisville, Kentucky /

Bibliographic Details
Corporate Authors:	Symposium on Underground Mining Louisville, Ky., National Coal Association, Bituminous Coal Research, Inc, United States. Federal Power Commission, NCA/BCR Coal Conference and Expo
Format:	Conference Proceeding Book
Language:	English
Published:	[Washington, D.C.] : [National Coal Association, 1975?] [date of publication not identified]
Subjects:	Mining engineering > Congresses. Coal mines and mining > Congresses.

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