Grand River Dam Authority - Digitized1951-01-01unknownhttp://rightsstatements.org/vocab/NKC/1.0/enghttp://congressarchives.org/record/CAC_CC_031_14_0000_1_2The document represents a plan Oklahoma Ordinance Works (O.O.W.) Area Map. Proposed site for Midwest Carbide Plant is hand-shaded in red. The Plant moved in to Pryor in 1958 and was described as a large calcium carbide plant. More information about the O.O.W. can be found at the Oklahoma Historical Society Encyclopedia https://www.okhistory.org/publications/enc/entry.php?entry=OK069 Site plan; 22 11/16 x 36 7/8 inches; Inscribed (top, right corner): Tract # I; inscribed (top, right corner): Tract #2; stamped (top, left corner): May 23 1951.