Geology of the Lower Kittanning coalbed and related mining and methane emission problems in Cambria County, Pa.
By: by A. T. Iannacchione and D. G. Puglio
Contributors: Puglio, D. G. joint author; United States. Bureau of Mines
Series: Report of investigations - Bureau of Mines ; 8354
Publisher: Dept. of the Interior, Bureau of Mines
Published: 1979
Place of publication: [Washington]
Language: eng
Number of pages: 31
Subjects: Coal -- Geology -- Pennsylvania -- Cambria County; Methane
Notes: Bibliography: p. 30-31