http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f8-subject=Irrigation -- Arizona -- Salt River Valley) https://catalog.wrhs.org/collections/search?docsPerPage%3D100;f8-subject%3DIrrigation%20--%20Arizona%20--%20Salt%20River%20Valley Results for your query: docsPerPage=100;f8-subject=Irrigation -- Arizona -- Salt River Valley Thu, 01 Jan 1970 12:00:00 GMT A unique prehistoric irrigation project. Shetrone, H. C. 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 A unique prehistoric irrigation project. Shetrone, H. C. 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