National Geologic Map Database
General Information
- Title: Aeromagnetic maps and terrace-magnetization map centered on the Idaho Batholith and Challis volcanic field, northwestern United States
- Author(s): McCafferty, A.E.
- Publishing Organization: U.S. Geological Survey
- Series and Number: Geophysical Investigations Map GP-994
- Publication Date: 1992
- Map Scale: 1:1,000,000
- Cross Section: None
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