Wenzel, L. K., Waite, H. A., with sections by Halmos, E. E., Johnson, G. E. 1941. Ground Water in Keith County, Nebraska (WSP-848). 68 pp., size 6" x 9". Description: This report presents the results of a cooperative investigation of the groundwater sources of Keith County, Nebraska. The investigation, which constitutes a part of the statewide program of groundwater studies in Nebraska, was made in the summer of 1935.