Eastern California (CA)

Survey type M-Dz (magnetic; digitized from contour maps)
Flown by Aerial Surveys
Date flown 07/73-08/73
Line spacing 1.6 (km)
Altitude 4115 (m) by barometer measurement
Total distance 5,724 (km)
References
Counties Fresno - Inyo - Madera - Mariposa - Mono - Tuolumne
Overlapping surveys

Data: Magnetic (M-Dz)