Shoemaker, Eugene M. books & textbook
In the Footsteps of John Wesley Powell: An Album of Comparative Photographs of the Green and Colorado Rivers, 1871-72 and 1968
Stephens, Hal G. Shoemaker, Eugene M. Powell, John Wesley
Johnson Books /1987T Paperback / 286 Pages
isbn-10: 1555660258 / isbn-13: 9781555660253
In The Footsteps of John Wesley Powell
Stephens, Hal G. & Eugene M. Shoemaker Profusely illustrated
Johnson Books /1987T Hardcover
