S.E. Missouri West '50 (MO)

Survey type M-Dz (magnetic; digitized from contour maps)
Flown by USGS
Date flown 05/50
Line spacing 0.4 (km)
Altitude 548.64 (m) by barometer measurement
Total distance 2,575 (km)
References
Counties Crawford - Franklin - Washington
Overlapping surveys

Data: Magnetic (M-Dz)