Download or read book The 150th Anniversary of the 1869 Powell Expedition written by Anne Marie Scott and published by . This book was released on 2021 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt: "This report recounts the 2019 efforts marking the 150th anniversary of John Wesley Powell's 1869 expedition down the Green and Colorado Rivers. This educational campaign included repeating Powell's route covering nearly 1,000 river miles and captures a snapshot of the river system 150 years later and of the USGS today"--