W. D. Simons

Hydrology of Hungry Horse Reservoir, northwestern Montana

M. I. Rorabaugh, W. D. Simons, 1971 .

Irrigation and Streamflow Depletion in Columbia River Basin above The Dalles, Oregon

W. D. Simons, 1953 .

Exploration of methods of relating ground water to surface water, Columbia River basin-Second phase

M. I. Rorabaugh, W. D. Simons, 1966 .