THE COLORADO RIVER REGION AND JOHN WESLEY POWELL
GEOLOGICAL SURVEY PROFESSIONAL PAPER 669A The exploration of the canyons of the Colorado in 1869 led to a career whose social and scientific significance is perhaps more relevant today than ever before. TABLE OF CONTENTS (A) John Wesley Powell: Pioneer statesman of Federal science, by Mary C. Rabbitt Science in America, 1869 (B) Stratified rocks of the Grand Canyon, by Edwin D. McKee (C) Geologic history of the Colorado River, by Charles B. Hunt (D) The rapids and the poolsGrand Canyon, by Luna B. Leopold
pp/669/seca.htm Last Updated: 22-Jun-2006 |