"Comprehensive Map of Watershed Protection and Flood Prevention in Oklahoma"1959-01-01unknownhttp://rightsstatements.org/vocab/NKC/1.0/enghttp://congressarchives.org/record/CAC_CC_001_9_0000_3_57The document is a project map detailing flood prevention watersheds in Oklahoma, created by the U.S. Department of Agriculture's Soil Conservation Service. It provides information on watershed protection and flood prevention, including details of the drainage area, counties involved, construction progress, and existing or planned constructions. The map, which has been checked and approved both cartographically and technically, was last revised in July 1959.