Construction to bay
Biscayne National Park; National Park Service
Photographs of Biscayne National Park construction.
Man with circular saw
Biscayne National Park; National Park Service
Photographs of Biscayne National Park construction.
Loop Tunnel construction, circa 1935
Great Smoky Mountains National Park
Loop Tunnel; Construction; II-S-16190, Physical Facilities - Roads - Structures on roads (tunnels, trail underpass, box culverts, trestles).
Circa 1935
Construction project in forest
Kings Mountain National Military Park; National Park Service
Vickie Revels, YCC leader, Mark Woods, Ranger, Chris Schofield at gathering
Tunnel construction, Newfound Gap Road, circa 1934
Great Smoky Mountains National Park
Tunnel construction; Newfound Gap Road; II-S-16202, Physical Facilities - Roads - Structures on roads (tunnels, trail underpass, box culverts, trestles).
Circa 1934