http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f7-subject=Longitude -- Prime meridian) https://catalog.wrhs.org/collections/search?docsPerPage%3D100;f7-subject%3DLongitude%20--%20Prime%20meridian Results for your query: docsPerPage=100;f7-subject=Longitude -- Prime meridian Thu, 01 Jan 1970 12:00:00 GMT The Jefferson Stone: demarcation of the first meridian of the United States. Bedini, Silvio A. https://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc https://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT