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You searched for: Time Period 1950-1999 Remove constraint Time Period: 1950-1999

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5.

7th congressional district of Indiana, 1972. Maps maps indiana-university

1972. Boundaries of 7th Congressional District of Indiana in 1972 drawn on a copy of Counties and townships map, p. 10 of Kingsbury, Robert C., An atlas ...

8.

Abandoned railroads of Indiana. Maps maps indiana-university

1960. Pen and ink.; Base map: Geological Survey (U.S.). State of Indiana, Scale 1:500,000, Washington, D.C., 1950. Scale approximately 1:2,027,520.

9.

Academy Gletscher: Greenland Maps maps university-of-minnesota

1953. Projection: Polar Stereographic Projection; Series: AMS C501 Greenland 1:250,000 Topographic Series. National Geospatial-Intelligence Agency.

10.

Address Points: Cook County, Illinois university-of-chicago

1998. Cook_County_GIS. This feature layer contains one point for every address in Cook County.Data is updated and maintained by Cook County GIS.If you plan on downloading...

13.

Aerial Imagery: Cook County, Illinois, 1998 Imagery imagery university-of-chicago

1998. Cook_County_GIS. Panchromatic aerial imagery flown in 1998 for Cook County, Illinois at 6 inch pixel resolution.To download, let your browser load blocked content. ... Cook County, Illinois.

29.

Aeromagnetic anomaly map of Minnesota, S-11 Maps maps university-of-minnesota

1982. Chandler, Val W. Aeromagnetic anomaly (total magnetic intensity anomaly (relative to the earth's magnetic field, interpretation of magnetic data collected from airb... Minnesota Geological Survey.

30.

Aeromagnetic anomaly map of Minnesota, S-17 Maps maps university-of-minnesota

1992. Chandler, Val W. Aeromagnetic anomaly (total magnetic intensity anomaly (relative to the earth's magnetic field, interpretation of magnetic data collected from airb... Minnesota Geological Survey.

33.

Aeromagnetic map of Minnesota, central region, Plate 1 Maps maps university-of-minnesota

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.

34.

Aeromagnetic map of Minnesota, central region, Plate 2 Maps maps university-of-minnesota

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.

37.

Aeromagnetic map of Minnesota, east-central region, Plate 1 Maps maps university-of-minnesota

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.

38.

Aeromagnetic map of Minnesota, east-central region, Plate 2 Maps maps university-of-minnesota

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.

48.

Aeromagnetic map of Minnesota, northwestern region, Plate 1 Maps maps university-of-minnesota

1989. 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.

49.

Aeromagnetic map of Minnesota, northwestern region, Plate 2 Maps maps university-of-minnesota

1989. 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.

50.

Aeromagnetic map of Minnesota, southeastern region, Plate 1 Maps maps university-of-minnesota

1991. 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.