Inventory of placer mining effects on stream resources in the vicinity of the Helena National Forest
By: by Glenn R. Phillips and Ann B. Humphrey
Contributors: Humphrey, Ann B.; Montana. Department of Fish, Wildlife, and Parks
Series: Technical report (Pollution control information series) -- no. 5
Publisher: Montana Dept. of Fish, Wildlife and Parks
Published: 1987
Place of publication: Helena, Mont. (1420 East Sixth Avenue, Helena 59620)
Language: eng
Number of pages: 51
Subjects: Mineral industries; Waste disposal; Law and legislation; Hydraulic mining; Inventories; Water; Pollution
Notes: "January 1987."

Bibliography: leaf 50.