http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f15-subject=Dead reckoning (Navigation)) https://catalog.wrhs.org/collections/search?docsPerPage%3D100;f15-subject%3DDead%20reckoning%20(Navigation) Results for your query: docsPerPage=100;f15-subject=Dead reckoning (Navigation) Thu, 01 Jan 1970 12:00:00 GMT Air navigation. United States Army Air Forces. Training Command. Visual Training Department., Selman Field Navigation School (Monroe, La.) 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