Galiuro Wilderness (AZ)

Survey type M-Dz (magnetic; digitized from contour maps)
Flown by U.S. Geological Survey
Date flown 01/72
Line spacing 1.6 (km)
Altitude 2438 (m) by barometer measurement
Total distance 487 (km)
References
Counties Cochise - Graham - Pima - Pinal
Overlapping surveys

Data: Magnetic (M-Dz)