Completed lantern post at Frozen Niagara portals, 1940
Mammoth Cave National Park; National Park Service
Construction of telephone system, placing cross-arms and insulators on telephone pole
Mammoth Cave National Park; National Park Service
Dried out creek bed with falling bank next to wooden posts, Cades Cove, Tennessee
Great Smoky Mountains National Park
Cades Cove,Soil & Moisture Project, IV-Z-17281
Fire burning around tall pole
Everglades National Park; National Park Service
On Slide: P-burn; Headfire from Old Ingraham Hwy, 10-6-72 A-2-c; 067
Horse hitching racks, Tow String Horse Camp, North Carolina, 1968
Great Smoky Mountains National Park
Horse Hitching racks...Constructed by Student Conservation Group II,Towstring Horse Camp, II-C-Gen-15527, Physical Facilities - Campgrounds and Picnic Areas - Miscellaneous campgrounds
Horse hitching racks, Towstring Horse Camp, North Carolina, 1968
Great Smoky Mountains National Park
Horse Hitching racks...Constructed by Student Conservation Group II,Towstring Horse Camp, II-C-Gen-15528, Physical Facilities - Campgrounds and Picnic Areas - Miscellaneous campgrounds
Showing men constructing new telephone line near the central office, 1939
Mammoth Cave National Park; National Park Service
Wooden sign on posts for entrance to Great Smoky Mountains National Park, 1960
Great Smoky Mountains National Park
Entrance sign on log posts, Entrance Sign, II-A-Sign-17230
Circa 1960
Wooden stake with flag in field
Everglades National Park; National Park Service
On Slide: Looking east to west; Taylor Slough west burn; A-2-c; 074
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