Spatial Coverage: Alpena County (Mich.) / Year: 1974 / Format: cartographic image - Yale University Library GeoBlacklight Search Results

Start Over Spatial Coverage Alpena County (Mich.) Year 1974 Format cartographic image

1. Black River quadrangle, Michigan 7.5 minute series (topographic) / [cartographic material]

1974. 2020-01-17T20:46:36Z. 2020-01-29T22:35:40Z. Geological Survey (U.S.). U.S. Geological Survey. English. cartographic image. Public. Michigan, Alcona County (Mich.), Alpena County (Mich.), Michigan., Alcona County., and Alpena County.

2. Spruce quadrangle, Michigan 7.5 minute series (topographic) / [cartographic material]

1974. 2020-01-17T20:41:13Z. 2020-01-29T22:36:17Z. Geological Survey (U.S.). U.S. Geological Survey. English. cartographic image. Public. Michigan, Alcona County (Mich.), Alpena County (Mich.), Michigan., Alcona County., and Alpena County.

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