http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f7-subject=Washington (D.C.) -- Fortifications) https://catalog.wrhs.org/collections/search?docsPerPage%3D100;f7-subject%3DWashington%20(D.C.)%20--%20Fortifications Results for your query: docsPerPage=100;f7-subject=Washington (D.C.) -- Fortifications Thu, 01 Jan 1970 12:00:00 GMT A report on the defenses of Washington: to the chief of engineers, U.S. Army. Barnard, J. G. (John Gross), 1815-1882 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