http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f4-subject=Natural history -- South America) https://catalog.wrhs.org/collections/search?docsPerPage%3D100;f4-subject%3DNatural%20history%20--%20South%20America Results for your query: docsPerPage=100;f4-subject=Natural history -- South America Thu, 01 Jan 1970 12:00:00 GMT The Andes and the Amazon: or, across the continent of South America. Orton, James, 1830-1877 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