Enrollees working on septic tank to sewage disposal line from Mammoth Cave hotel, 1937
Mammoth Cave National Park; National Park Service
Enrollees working on septic tank to sewage disposal line from Mammoth Cave hotel, 1937
Mammoth Cave National Park; National Park Service
Enrollees working on septic tank to sewage disposal line from Mammoth Cave hotel, 1937
Mammoth Cave National Park; National Park Service
Evaluation of rating curves for Everglades agricultural area pump stations S-5A, S-6, S-7 and S-8, with further calibration of rating curve for S-8
(Bibliography) Includes bibliographical references.; (Statement of Responsibility) Siaka Kone.; Technical memorandum: DER 316.
1993-09
Excavating for the reservoir at Three Springs, 1937
Mammoth Cave National Park; National Park Service
Excavating for the reservoir at Three Springs, 1937
Mammoth Cave National Park; National Park Service
Excavating for the reservoir at Three Springs, 1937
Mammoth Cave National Park; National Park Service
Fissure in the rock of the ditch line, 1936
Mammoth Cave National Park; National Park Service
Ky np-1 digging waterline near central office, 1936
Mammoth Cave National Park; National Park Service
Looking down the center of waterline ditch before completion, 1936
Mammoth Cave National Park; National Park Service
Man at left is standing at approximate center of proposed building at the hotel, sewage disposal, 1937
Mammoth Cave National Park; National Park Service
Man at left is standing at approximate center of proposed building at the hotel, sewage disposal, 1937
Mammoth Cave National Park; National Park Service
Man at left is standing at approximate center of proposed building at the hotel, sewage disposal, 1937
Mammoth Cave National Park; National Park Service
Manhole concrete on hotel cabins sewer line, 1937
Mammoth Cave National Park; National Park Service
Manhole in Mammoth Cave hotel sewage line, 1937
Mammoth Cave National Park; National Park Service
Np-4 boy smoothing new concrete basin to sewage line, Mammoth Cave hotel
Mammoth Cave National Park; National Park Service
Np1 at work on ditch line for water system near engineers office, 1937
Mammoth Cave National Park; National Park Service
Pipeline for cabins at Mammoth Cave hotel, 1936
Mammoth Cave National Park; National Park Service
Pipeline for cabins at Mammoth Cave hotel, 1936
Mammoth Cave National Park; National Park Service
Pipeline for cabins at Mammoth Cave hotel, 1936
Mammoth Cave National Park; National Park Service
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