Watershed Protection and Flood Prevention1959-01-01unknownhttp://rightsstatements.org/vocab/NKC/1.0/enghttp://congressarchives.org/record/CAC_CC_031_14_0000_3_105The document represents a map item is a watershed map of the continental United States and features various color-coded shaded areas. The green areas represent authorized flood prevention watersheds. The orange areas represent authorized pilot watershed protection projects. The blue areas represent authorized Public Law 566 Watershed Protection Projects. Watershed map (national); 17 15/16 x 21 15/16 inches; Annotated (bottom, left; red, pencil) with arrow pointing at 14 Double Creek, Okla..