Scope and Contents Correspondence: Washita River flood control; Arkansas Basin improvement; dams on the Kiamichi and Boggy Rivers; Eufaula Dam; Canton Dam; Fort Gibson; Hulah; Jenks Levee; Polecat Creek; Tenkiller; Wister; Mississippi River Valley; Ohio River Valley; dams on Little River; North Canadian River flood control; Lavon Dam; Blue Mountain Dam; St. Lawrence Seaway.