Sleeping Bear Dunes. Hearing, Ninety-first Congress, second session, on S. 1023 and H.R. 18776 ... August 26, 1970. - Washington, U.S. Govt. Print. Off., 1970. - iv, 126 p. illus., fold. map. 24 cm. LCCN: 70609909 Subjects--Geographic Terms: Sleeping Bear Dunes National Lakeshore (Mich.) LC Class. No.: KF26.I542 1970d Gov. Doc. Class. No.: Y 4.In 8/13:Sl 2/970