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Proposed radio substation house location map Blue Ridge Parkway Virginia, Section 1D.
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1948-04-22
Transmitter building Blue Ridge Parkway Virginia, Section 1J.
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Radio Tower at Clingmans Dome Great Smoky Mountains National Park Radio Tower at Clingman's Dome, I-A-Gen-4720, Natural Features - Mountains - General Views
Milton Bacon (WCKY) in Hercules (railroad engine) Mammoth Cave National Park; National Park Service
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Circa 1940
Effects of Regulated Lake Levels on Beaver in Voyageurs National Park, Minnesota National Park Service Water Resources Division; National Park Service
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1988-07
Radio tower bent by hurricane winds Dry Tortugas National Park; National Park Service Radio tower bent by Hurricane Isabel wind
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1964-10-15
Radio substation house floor plan and elevations Blue Ridge Parkway Virginia, Section 1D.
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1947-11-17
WGRC (mutual broadcasting system) prepares for cave radio broadcast Mammoth Cave National Park; National Park Service
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1940-08
Effects of Regulated Lake Levels on Muskrats in Voyageurs National Park, Minnesota National Park Service Water Resources Division; National Park Service
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1988-07
Cave, group attending first religious broadcast from Mammoth Cave, 1938 Mammoth Cave National Park; National Park Service
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1938-06-26
WHAS short wave radio test in Mammoth Cave, Echo River, 1940 Mammoth Cave National Park; National Park Service
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1940-08-28
Radio substation house, Blue Ridge Parkway, North Carolina Blue Ridge Parkway Revised, North Carolina Section 2N.
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WHAS short wave radio test in Mammoth Cave, Echo River, 1940 Mammoth Cave National Park; National Park Service
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1940-08-28
Guide with lantern on his head watching WLW radio in the cave Mammoth Cave National Park; National Park Service
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1940-07
Radio Substation plan Blue Ridge Parkway Radio Substation - Sta 98+00+C95, Virginia, Section 1E.
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1948-12-14
Cave, part of the group which attended the first religious broadcast from Mammoth Cave, 1938 Mammoth Cave National Park; National Park Service
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1938-06-26
Major Walter O. Ulery leaving cave after giving first religious broadcast from Mammoth Cave, 1938 Mammoth Cave National Park; National Park Service
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1938-06-26
Radio substation house Blue Ridge Parkway Radio Substa. House - Apple Orchard Mtn, Sta 98+35, Virginia, Section 1J.
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1947-11-07
Cave, part of the group which attended the first religious broadcast from Mammoth Cave, 1938 Mammoth Cave National Park; National Park Service
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1938-06-26
Cave, part of the group which attended the first religious broadcast from Mammoth Cave, 1938 Mammoth Cave National Park; National Park Service
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1938-06-26
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About 79 Items

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