http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f8-subject=Boulder County (Colo.) -- History) https://catalog.wrhs.org/collections/search?docsPerPage%3D100;f8-subject%3DBoulder%20County%20(Colo.)%20--%20History Results for your query: docsPerPage=100;f8-subject=Boulder County (Colo.) -- History Thu, 01 Jan 1970 12:00:00 GMT History of Clear Creek and Boulder valleys, Colorado: containing a brief history of the state of Colorado ... an account of the Ute trouble : a history of Gilpin, Clear Creek, Boulder, and Jefferson counties, and biographical sketches. O.L. Baskin & Co 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