Shark Valley Tower under constructionEverglades National Park; National Park ServiceView of tower and ramp at Shark Valley under construction; photo mounted on cardboard.
Construction of tower rampEverglades National Park; National Park ServiceView of workers and partially completed ramp at Shark Valley Tower; photo mounted on cardboard.
Forms bracing large ramp, Clingmans Dome, Tennessee, circa 1960Great Smoky Mountains National ParkForms and bracing for ramp in place. Clingmans Dome Tower; Building No. 521; Construction, II-B-(4)-5317, Physical Facilities - Buildings - Visitor use buildings
Unburned cans in front of incinerator with unloading ramp at leftGreat Smoky Mountains National ParkSide view, showing incinerator with unloading ramp at left. Unburned cans are in front of the door in the center.Headquarters Incinerator, II-U-Gen-3405, Physical Facilities - Utilities - Miscellaneous utilities (incinerator; power line and systems; garbage can washing facilities; telephone line; radio)