http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f4-subject=Suspension bridges -- Ohio River) https://catalog.wrhs.org/collections/search?docsPerPage%3D100;f4-subject%3DSuspension%20bridges%20--%20Ohio%20River Results for your query: docsPerPage=100;f4-subject=Suspension bridges -- Ohio River Thu, 01 Jan 1970 12:00:00 GMT Remarks upon Mr. Roebling's Plan & report for a wire suspension bridge, proposed to be erected over the Ohio River, at Cincinnati. 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