Forest Type Map of Oklahoma1940-12-12unknownhttp://rightsstatements.org/vocab/NKC/1.0/enghttp://congressarchives.org/record/CAC_CC_031_14_0000_1_47The document represents a map forestry map of Oklahoma featuring color and pattern-coded areas for types of trees as well as the Federal Shelterbelt Zone and areas under cooperative fire protection. Forestry map; 10 1/2 x 15 5/16 inches; Inscribed (top, left corner): 6.