Connecticut North '65 (CT-RI-MA-NY)

Survey type M-Dz (magnetic; digitized from contour maps)
Flown by USGS
Date flown 05/65
Line spacing 1.61 (km)
Altitude 152.4 (m) above ground
Total distance 2,736 (km)
References
Counties Hartford - Litchfield - Tolland - Windham - Hampden - Dutchess - Providence
Overlapping surveys

Data: Magnetic (M-Dz)