1948. 2013-05-13T17:55:28Z. 2015-10-27T22:11:31Z. United States. Bureau of Public Roads. The Administration. English. Public. Pennsylvania.
Search Results
1939. 2013-05-13T17:43:18Z. 2015-10-27T22:11:31Z. United States. Bureau of Public Roads. The Survey. English. Public. Pennsylvania.
1943. 2013-05-13T17:35:38Z. 2015-10-27T22:11:31Z. United States. Public Roads Administration. The Administration. English. Public. Pennsylvania.
1948. 2013-05-14T16:06:14Z. 2015-10-27T22:11:32Z. United States. Bureau of Public Roads. Bureau of Public Roads. English. Public. Pennsylvania, Philadelphia, and Philadelphia (Pa.).
1943. 2013-05-14T16:15:47Z. 2015-10-27T22:11:32Z. United States. Public Roads Administration. The Administration. English. Public. Pennsylvania, Philadelphia Region, and Philadelphia Region (Pa.).
1939. 2013-05-14T16:40:02Z. 2015-10-27T22:11:32Z. United States. Bureau of Public Roads. The Survey. English. Public. Pennsylvania, Philadelphia Region, and Philadelphia Region (Pa.).