Final report
Subtitle: Hazardous Mine Opening Project, Phase 25, Project 28, DSL-AMRB 90-022 : Austin and Marysville Mining Districts, Lewis and Clark County
By: prepared by Chen-Northern, Inc
Contributors: Montana. Abandoned Mine Reclamation Bureau
Publisher: Chen-Northern
Published: 1992
Place of publication: Helena, MT
Language: eng
Subjects: Mines and mineral resources; Safety measures; Mine safety; Mine shafts; Mine filling; Abandoned mines; Abandoned mined lands reclamation
Other titles: Hazardous Mine Opening Project, Phase 25, Project 28
Notes: "Prepared for: Department of State Lands, Abandoned Mine Bureau."

"January 1992."

Includes folded maps and one folded map in pocket.