Mineral resources potential and geology of the Challis National Forest, Idaho.  By Ronald G;. Worl [and others]
Contributors: Worl, R.G.
Publisher: Dept. of the Interior
Place of publication: Washington
Language: eng
Number of pages: 101
Subjects: Geology - Idaho - Challis National Forest; Mines and mineral resources - Idaho - Challis National Forest
Notes: 11