Long-term effectiveness of deep mine sealing at Moraine State Park, Butler County, Pa.
By: by Slavoljub D. Maksimovic and Bernard R. Maynard.
Contributors: Maynard, Bernard R.
Series: Report of investigations ;; 8767; Report of investigations (United States. Bureau of Mines) ;; 8767.
Publisher: U.S. Dept. of the Interior, Bureau of Mines
Published: 1983
Place of publication: [Avondale, Md.]
Language: eng
Number of pages: 35
Subjects: Mine filling -- Environmental aspects -- Pennsylvania -- Moraine State Park.
Notes: Bibliography: p. 27-28.