Download or read book An American Idea written by Kim Heacox and published by National Geographic Books. This book was released on 2009 with total page 196 pages. Available in PDF, EPUB and Kindle. Book excerpt: This authoritative and beautifully illustrated book traces the evolution of the American land ethic from the 1600s to the creation of the national park service in 1916, with an Epilogue featuring the work of Ansel Adams. 175 illustrations.