West-central Arkansas (AR)

Survey type M-A (magnetic; derived from analog data)
Flown by Aero
Date flown ?/67
Line spacing 0.8 (km)
Altitude 152.4 (m) above ground
Total distance 18,186 (km)
References
Counties Clark - Garland - Grant - Hempstead - Hot Spring - Howard - Montgomery - Pike - Polk - Saline - Sevier - Le Flore - McCurtain
Overlapping surveys

Data: Magnetic (M-A)