Navigation and Water Supply Studies1955-03-01unknownhttp://rightsstatements.org/vocab/NKC/1.0/enghttp://congressarchives.org/record/CAC_CC_031_14_0000_9_270The document represents a map item is a navigation and hydrologic map of the Navigation and Water Supply Studies in South East and Central Oklahoma. Mileage for navigation and domestic water routes are included in a table. Navigation chart (hydrologic map; positive blueprint); 11 x 20 13/16 inches; Inscribed (verso; red, pencil): for Don.