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

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2.

Alleys: Washington, D.C., 1999 university-of-maryland

1999. D.C. Office of the Chief Technology Officer. Alley centerlines captured in 1999. Contract NCPC 93-02. This document describes the planimetric map production for the 350 tiles located in Washin...

6.

Bedrock geologic map of northwestern Minnesota, M-92 Maps maps university-of-minnesota

1999. Jirsa, Mark A., Chandler, Val W., and Runkel, Anthony C. Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of northwestern Minnesota, scale 1:200,... Minnesota Geological Survey.

9.

Bedrock geologic map of the Allen quadrangle, Minnesota, M-91 Maps maps university-of-minnesota

1999. Severson, Mark J. and Miller, James D., Jr. Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of the Allen quadrangle, scale 1:24,000. Minnesota Geological Survey.