Sawtooth Primitive Area (ID)

Survey type M-Dz (magnetic; digitized from contour maps)
Flown by U.S. Geological Survey
Date flown 09/68-10/68
Line spacing 1.6 (km)
Altitude 3353 (m) by barometer measurement
Total distance 1,553 (km)
References
Counties Blaine - Boise - Camas - Custer - Elmore
Overlapping surveys

Data: Magnetic (M-Dz)