http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f40-subject=Crawford County (Pa.)) http://norton.wrhs.org/collections/search?docsPerPage%3D100;f40-subject%3DCrawford%20County%20(Pa.) Results for your query: docsPerPage=100;f40-subject=Crawford County (Pa.) Thu, 01 Jan 1970 12:00:00 GMT All about petroleum, and the great oil districts of Crawford and Venango counties, Pa: The most complete and most reliable description of this remarkable region ever issued. Millern, Alexander von. 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 New Lands for Sale : advertisements. Crary, Frederick 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