John Wesley Powell's exploration of the Colorado River /
by Mary C. Rabbitt.

APA Citation

Rabbitt, M. C., Geological Survey (U.S.). (1995). John Wesley Powell's exploration of the Colorado River. Washington, D.C.: U.S. Dept. of the Interior, U.S. Geological Survey.

MLA Citation

Rabbitt, Mary C, and Geological Survey (U.S.). John Wesley Powell's Exploration of the Colorado River. Washington, D.C.: U.S. Dept. of the Interior, U.S. Geological Survey, 1995.