http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f157-subject=Waterfronts -- Pennsylvania -- Philadelphia Metropolitan Area -- Maps) http://norton.wrhs.org/collections/search?docsPerPage%3D100;f157-subject%3DWaterfronts%20--%20Pennsylvania%20--%20Philadelphia%20Metropolitan%20Area%20--%20Maps Results for your query: docsPerPage=100;f157-subject=Waterfronts -- Pennsylvania -- Philadelphia Metropolitan Area -- Maps Thu, 01 Jan 1970 12:00:00 GMT Official maps of the Delaware and Schuylkill Rivers approaches to the city of Philadelphia. United States Coast and Geodetic Survey., Hassler, F. R. (Ferdinand Rudolph), 1770-1843, Boyce, W. M., Bache, R. M., Hergesheimer, J., Marindin, H. L., Harkness, William W. http://norton.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc http://norton.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT