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43. Aeromagnetic map of Minnesota, central region, Plate 1

Maps University Of Minnesota Public content
1985. Chandler, Val W. Total magnetic intensity anomaly (relative to the earth's magnetic field), color coded, scale 1:250,000. Interpretation of magnetic data collected... Minnesota Geological Survey.

44. Aeromagnetic map of Minnesota, central region, Plate 2

Maps University Of Minnesota Public content
1985. Chandler, Val W. Total magnetic intensity anomaly, contour, scale 1:250,000. Interpretation of magnetic data collected from airborne surveys, the map contours (line... Minnesota Geological Survey.

45. Aeromagnetic map of Minnesota, Cook and Lake counties, Plate 1

Maps University Of Minnesota Public content
1983. Chandler, Val W. Total magnetic intensity anomaly (relative to the earth's magnetic field), color coded, scale 1:250,000. Interpretation of magnetic data collected... Minnesota Geological Survey.

46. Aeromagnetic map of Minnesota, Cook and Lake counties, Plate 2

Maps University Of Minnesota Public content
1983. Chandler, Val W. Total magnetic intensity anomaly, contour, scale 1:250,000. Interpretation of magnetic data collected from airborne surveys, the map contours (line... Minnesota Geological Survey.

47. Aeromagnetic map of Minnesota, east-central region, Plate 1

Maps University Of Minnesota Public content
1983. Chandler, Val W. Total magnetic intensity anomaly (relative to the earth's magnetic field), color coded, scale 1:250,000. Interpretation of magnetic data collected... Minnesota Geological Survey.

48. Aeromagnetic map of Minnesota, east-central region, Plate 2

Maps University Of Minnesota Public content
1983. Chandler, Val W. Total magnetic intensity anomaly, contour, scale 1:250,000. Interpretation of magnetic data collected from airborne surveys, the map contours (line... Minnesota Geological Survey.