TY - BOOK ED - United States TI - Horse trail study: Rock Creek Park AV - F203.5.R6 H67 1993 U1 - 917.5304/4 20 PY - 1993///] CY - Washington, D.C. PB - National Park Service, Dept. of the Interior KW - Trails KW - Washington (D.C.) KW - Local KW - Rock Creek Park Washington, D.C KW - Washington, D.C KW - Description and travel N1 - Cover title: Rock Creek Park, horse trail study; Shipping list no.: 94-0050-P; "October 1993."; "September 1993"--Cover; "Document no. D-64."; Includes bibliographical references (p. 53) ER -