Quantico Detail (VA)

Survey type M-Dz (magnetic; digitized from contour maps)
Flown by USGS
Date flown 04/60
Line spacing 0.8 (km)
Altitude 152.4 (m) above ground
Total distance 193 (km)
References
Counties Charles - Prince William - Stafford
Overlapping surveys

Data: Magnetic (M-Dz)