TY - BOOK ED - United States. TI - Chesapeake and Ohio Canal Historical Park: hearing before Subcommittee on Public Lands, 85th Congress, 1st session, on S. 77, June 12, 1957 PY - 1957/// CY - [Washington, D.C.] KW - Chesapeake and Ohio Canal National Historical Park N1 - Distribution made by issuing office; CRDP Program Historic Shelflist record ER -