Spatial Coverage: Blair County - Yale University Library GeoBlacklight Search Results

1. Barnesboro-Patton folio, Pennsylvania

1913. 2013-03-14T18:59:25Z. 2013-03-14T18:59:25Z. Campbell, Marius R. (Marius Robinson), 1858-1940. The Survey. English. Public. Pennsylvania, Blair County, Cambria County, Clearfield County, Indiana County, États-Unis, and Pennsylvanie.

2. Ebensburg folio, Pennsylvania

1905. 2013-03-14T15:32:14Z. 2013-03-14T15:32:14Z. Butts, Charles, 1863-1946. The Survey. English. Public. Pennsylvania, Bedford County, Blair County, Cambria County, États-Unis, and Pennsylvanie.

3. Interpreting geologic maps for engineering purposes Hollidaysburg quadrangle, Pennsylvania / [cartographic material]

1953. 2018-04-23T17:50:05Z. 2018-09-05T19:39:29Z. Geological Survey (U.S.). The Survey. English. cartographic image. Public. Pennsylvania, Blair County, Hallidaysburg Region, Blair County (Pa.), Hollidaysburg Region (Pa.), and Blair County.