Instructions, cutthrough
Contributors: United States. Bureau of Mines
Publisher: U.S. Dept. of the Interior, Bureau of Mines
Published: 1989
Place of publication: [Washington, D.C.?
Language: eng
Number of pages: 18
Subjects: Mine ventilation -- Problems, exercises, etc; Air flow -- Problems, exercises, etc; Longwall mining -- United States -- Problems, exercises, etc
Other titles: Cutthrough
Notes: Running title: Cutthrough

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