Total intensity of the earth's magnetic field, epoch 1985.0
United States. Defense Mapping Agency. Hydrographic/Topographic Center
Washington, D.C. : The Center : [DMA, Combat Support Center, DOA, distributor], 1985
5th ed., Nov. 23, 1985 (Correct through NM 47/85).
Additional/Related Title Information
Total intensity of the earth's magnetic field, epoch 1985.0 / prepared and published by the Defense Mapping Agency Hydrographic/Topographic Center
United States. Naval Oceanographic Office British Geological Survey
Geomagnetism--Maps World maps
1 map : color ; 76 x 114 cm
"Compiled jointly by the United States Naval Oceanographic Office and the United Kingdom's British Geological Survey."
Ancillary maps of Arctic and Antarctica regions on verso. Polar stereographic proj. Scale 1:2,500,000 at 71°.
Catalog ID (MMSID):