Southeast Maryland (MD)

Survey type M-Dz (magnetic; digitized from contour maps)
Flown by LKB Resources, Inc.
Date flown 09/72-11/72
Line spacing 1.6 (km)
Altitude 365.7 (m) by barometer measurement
Total distance 2,253 (km)
References
Counties Charles - Dorchester - Saint Mary's - Somerset - Wicomico - Worcester - Accomack - Northumberland - Westmoreland
Overlapping surveys

Data: Magnetic (M-Dz)