Big Ten Academic Alliance Geospatial Discovery Portal

Big Ten Academic Alliance Geoportal

Search Constraints

Number of results to display per page
View results as:

Search Results

1.
PLSS Townships: Illinois, 2003

PLSS Townships: Illinois, 2003

1968-1979. Illinois State Geological Survey. This dataset contains townships from the Illinois Public Land Survey System in line and polygon form. Line attributes identify state, township and ...

2.
Public Land Survey System (PLSS) Boundaries: Illinois, 2003

Public Land Survey System (PLSS) Boundaries: Illinois, 2003

1968-1979. Illinois State Geological Survey. This data set contains Illinois Public Land Survey System (PLSS) boundaries and designations in line and polygon feature classes. THESE DATA HAVE P...

3.
PLSS Indian Treaty Boundary Lines: Illinois, 2003

PLSS Indian Treaty Boundary Lines: Illinois, 2003

1968-1979. Illinois State Geological Survey. This data set contains Indian Treaty boundary lines from the Illinois Public Land Survey System. The nominal scale is 1:62,500. As of 2003, the dat...

4.
Image

Bakutis Coast - Marie Byrd Land: Antarctica

1968. Projection: Polar Stereographic Projection: Standard Parallel -71°; Series: USGS Sketch Maps.

5.
Base map of Monroe County, Indiana

Base map of Monroe County, Indiana

1968. Moran, W. H. (William H.) and Heisterkamp, A. J. Blue line map. 'May 1, 1951, revised January 1, 1968.' Shows township and range numbers, section boundaries without numbers, State and National For...

6.
Image

Blackburn Nunatak: Antarctica

1968. Projection: Polar Stereographic Projection: Standard Parallel -80°14'; Series: USGS 1:250,000 Topographic Reconnaissance Series.

7.
Image

Caloplaca Hills: Antarctica

1968. Projection: Polar Stereographic Projection: Standard Parallel -80°14'; Series: USGS 1:250,000 Topographic Reconnaissance Series.

8.
County Boundaries: Illinois, 2003

County Boundaries: Illinois, 2003

1968-1979. Illinois State Geological Survey. This data set contains Illinois county boundaries in line and polygon formats. The polygon attribute data include county name and number (FIPS) des...

9.
Image

Gambacorta Peak: Antarctica

1968. Projection: Polar Stereographic Projection: Standard Parallel -80°14'; Series: USGS 1:250,000 Topographic Reconnaissance Series.

10.
Garrison Chapel Karst Area, Monroe County Indiana

Garrison Chapel Karst Area, Monroe County Indiana

1968. Powell, Richard L. Blue line print. 'Base prepared from Bloomington, Clear Creek, Stanford and Whitehall topographic quadrangles, U.S.G.S, by the Indiana Geological S...

11.
Geology and origin of iron ore deposits of the Zenith mine, Vermilion district, Minnesota, SP-2, Plate 1

Geology and origin of iron ore deposits of the Zenith mine, Vermilion district, Minnesota, SP-2, Plate 1

1968. Machamer, J.F. Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of 17th level of Zenith Mine, scale 1 i...

12.
Geology and origin of iron ore deposits of the Zenith mine, Vermilion district, Minnesota, SP-2, Plate 2

Geology and origin of iron ore deposits of the Zenith mine, Vermilion district, Minnesota, SP-2, Plate 2

1968. Machamer, J.F. Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of 18th level of Zenith Mine, scale 1 i...

13.
Geology and origin of iron ore deposits of the Zenith mine, Vermilion district, Minnesota, SP-2, Plate 3

Geology and origin of iron ore deposits of the Zenith mine, Vermilion district, Minnesota, SP-2, Plate 3

1968. Machamer, J.F. Geology cross section diagrams of Zenith Mine, scale 1 inch = about 100 feet.

14.
Image

Hobbs Coast - Marie Byrd Land: Antarctica

1968. Projection: Polar Stereographic Projection: Standard Parallel -71°; Series: USGS Sketch Maps.

15.
Indiana state of surprises.

Indiana state of surprises.

1968?. Includes index to points of interest on recto and col. ill. on verso. Scale not given.

17.
Image

Leverett Glacier: Antarctica

1968. Projection: Polar Stereographic Projection: Standard Parallel -80°14'; Series: USGS 1:250,000 Topographic Reconnaissance Series.

18.
Image

Liv Glacier: Antarctica

1968. Projection: Polar Stereographic Projection: Standard Parallel -80°14'; Series: USGS 1:250,000 Topographic Reconnaissance Series.

19.
Locations of clay and shale operations in Indiana

Locations of clay and shale operations in Indiana

1968. Webb, William M. and Ault, Curtis H. Includes generalized columnar section, 'Sectionized township,' and index of producers of clay and clay products. 'Base modified from U.S. Geologica...

20.
Map of Marion County, Indiana showing highways & roads

Map of Marion County, Indiana showing highways & roads

1968?. Prout, Joseph E., cartographer. January 1, 1968. Scale approximately 1:60,000. Not 1 = 1/2 mile.