http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f89-subject=Geology -- Pennsylvania -- Maps) http://norton.wrhs.org/collections/search?docsPerPage%3D100;f89-subject%3DGeology%20--%20Pennsylvania%20--%20Maps Results for your query: docsPerPage=100;f89-subject=Geology -- Pennsylvania -- Maps Thu, 01 Jan 1970 12:00:00 GMT A geological hand atlas of the sixty-seven counties of Pennsylvania: embodying the results of the field work of the survey, from 1874 to 1884. Lesley, J. Peter, 1819-1903 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