Note 12 — Chapter III
Reading edition
In connection with the subject of erosion and corrasion the reader is advised to study the following works, which are the standards: The Exploration of the Colorado of the West, and the Geology of the Uinta Mountains, by J. W. Powell; The Henry Mountains, by G. K. Gilbert; The Geology of the High Plateaus of Utah, and The Tertiary History of the Grand Canyon District, by C. E. Dutton.