Martin (SD)

Survey type M/R-D (magnetic; radiometric; collected in digital form)
Flown by Geodata International, Inc.
Date flown 08/80-09/80
Line spacing 9.6 (km)
Altitude 121.9 (m)
Total distance 2,433 (km)
References
Counties Bennett - Haakon - Jackson - Jones - Lyman - Mellette - Todd - Tripp
Overlapping surveys

Data: Magnetic, radiometric (NURE) (NURE)