Hopi Buttes (AZ)

Survey type M-Dz (magnetic; digitized from contour maps)
Flown by U.S. Geological Survey
Date flown 04/65
Line spacing 0.8 (km)
Altitude 2195 (m) by barometer measurement
Total distance 1,609 (km)
References
Counties Navajo
Overlapping surveys

Data: Magnetic (M-Dz)