http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f241-subject=Sandstone) http://norton.wrhs.org/collections/search?docsPerPage%3D100;f241-subject%3DSandstone Results for your query: docsPerPage=100;f241-subject=Sandstone Thu, 01 Jan 1970 12:00:00 GMT Origin of the quartz pebbles of the sandstone conglomerate and the formation of stratified sand rocks. Brainerd, Jehu. http://norton.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc http://norton.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT