Pecos '70 (NM)

Survey type M-Dz (magnetic; digitized from contour maps)
Flown by U.S. Geological Survey
Date flown 10/70
Line spacing 1.6 (km)
Altitude 4115 (m) by barometer measurement
Total distance 1,359 (km)
References
Counties Mora - Rio Arriba - San Miguel - Santa Fe - Taos
Overlapping surveys

Data: Magnetic (M-Dz)