Boston South (MA)

Survey type M-Dz (magnetic; digitized from contour maps)
Flown by U.S. Geological Survey
Date flown 11/66
Line spacing 0.8 (km)
Altitude 152.4 (m) above ground
Total distance 2,414 (km)
References
Counties Middlesex - Norfolk - Plymouth - Suffolk - Worcester
Overlapping surveys

Data: Magnetic, radiometric (M/R-Dz)