Survey type | M-Dz (magnetic; digitized from contour maps) |
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Flown by | U.S. Geological Survey |
Date flown | 08/63 |
Line spacing | 0.4 (km) |
Altitude | 152.4 (m) above ground |
Total distance | 3,540 (km) |
References |
U.S. Geological Survey, 1972, Aeromagnetic map of the Watersmeet region, Ontonagon and Gogebic counties, Michigan, and Vilas County, Wisconsin; Geophysical Investigations Map 831 http://dx.doi.org/10.3133/gp831 U.S. Geological Survey, 1972, Aeromagnetic map of northwestern Ontonagon County, Michigan; Geophysical Investigations Map 834http://dx.doi.org/10.3133/gp834 |
Counties | Gogebic - Ontonagon - Vilas |
Overlapping surveys |
Metadata | Questions & Answers - Outline - Parseable text - XML |
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Download | MI-WI0518A.zip |