Survey number: AK08 (partial - part of Gulkana quad only) 
Name: East Alaska Range (part of Gulkana quad)
Date flown: 1971
Company: LKB
Flight specs: 0.75 mile, N-S, 1000 ft above ground.
Instrument: ?

Digitized by: Esther Castellanos, Nov 1993  
Map scale: 1:63,360 

Datum: IGRF65 (planar approximation)

Publication: State of Alaska Open Files, Gulkana quad

Data format: Ascii format, XYZ records 
             Longitude (degrees), Latitude (degrees), Total Field (nT)
             written with FORTRAN format: (f10.5,x,f10.5,x,f8.1)

Background: These data digitized under supervision of Rick Saltus, USGS,
            for inclusion in grid compilation for Interior Alaska
            (for published USGS Map GP-1014).  Work done in cooperation
            with John Meyer, State of Alaska, Division of Oil and Gas.