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Date: 2014-05-04 19:34:02Petrified wood Arizona Petrified Forest Biology Paleobotany Fossils Petrified Forest National Park | Off the Beaten Path Hikes National Park Service U.S. Department of the Interior Petrified Forest National ParkAdd to Reading ListSource URL: www.nps.govDownload Document from Source WebsiteFile Size: 2,80 MBShare Document on Facebook |