Unknown2018-12-142018-12-141957EPM-068-07-007http://hdl.handle.net/20.500.11867/149136 sheets 8.5 x 11 inch. Typed. Date est.Issued by the National Park Service, United States Department of the Interior, this report is about Mission 66, "a forward-looking program for the National Park System intended to so develop and staff these priceless possessions of the American people as to permit their wisest possible use; maximum enjoyment for those who use them; and maximum protection of the scenic, scientific, wilderness, and historic resources that give them distinction."Government documentsDams--Grand Coulee;Presidents