North Park (CO)

Survey type M-Dz (magnetic; digitized from contour maps)
Flown by U.S. Geological Survey
Date flown 10/65
Line spacing 1.6 (km)
Altitude 3962 (m) above ground
Total distance 4,667 (km)
References
Counties Grand - Jackson - Larimer - Routt - Albany - Carbon
Overlapping surveys

Data: Magnetic (M-Dz)