Radio substation house
Blue Ridge Parkway
Radio Substatiion House - Poor Mtn.,, Virginia, Section 1N.
Replacing radio antennae at Biscayne National Park, March 1988
Biscayne National Park; National Park Service
Radio repair personnel.
1988-03
WGRC prepares for cave radio broadcast
Mammoth Cave National Park; National Park Service
WGRC radio broadcasts from Echo River
Mammoth Cave National Park; National Park Service
WGRC radio broadcasts from Echo River
Mammoth Cave National Park; National Park Service
WHAS radio broadcast from onyx chambers
Mammoth Cave National Park; National Park Service
WLW radio interview in the cave
Mammoth Cave National Park; National Park Service
WGRC radio broadcasts from Echo River
Mammoth Cave National Park; National Park Service
WGRC radio broadcasts from Echo River
Mammoth Cave National Park; National Park Service
WGRC radio broadcasts from Echo River
Mammoth Cave National Park; National Park Service
WHAS radio broadcast from onyx chambers
Mammoth Cave National Park; National Park Service
WHAS radio broadcast from onyx chambers
Mammoth Cave National Park; National Park Service
WGRC prepares for cave radio broadcast
Mammoth Cave National Park; National Park Service
WGRC prepares for cave radio broadcast
Mammoth Cave National Park; National Park Service
WGRC prepares for cave radio broadcast
Mammoth Cave National Park; National Park Service
WBRC prepares for cave radio broadcast
Mammoth Cave National Park; National Park Service
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
Effects of Regulated Lake Levels on Beaver in Voyageurs National Park, Minnesota
National Park Service Water Resources Division; National Park Service
Radio tower bent by hurricane winds
Dry Tortugas National Park; National Park Service
Radio tower bent by Hurricane Isabel wind
WGRC (mutual broadcasting system) prepares for cave radio broadcast
Mammoth Cave National Park; National Park Service
Effects of Regulated Lake Levels on Muskrats in Voyageurs National Park, Minnesota
National Park Service Water Resources Division; National Park Service
Cave, group attending first religious broadcast from Mammoth Cave, 1938
Mammoth Cave National Park; National Park Service
WHAS short wave radio test in Mammoth Cave, Echo River, 1940
Mammoth Cave National Park; National Park Service
Radio substation house, Blue Ridge Parkway, North Carolina
Blue Ridge Parkway
Revised, North Carolina Section 2N.
WHAS short wave radio test in Mammoth Cave, Echo River, 1940
Mammoth Cave National Park; National Park Service
Guide with lantern on his head watching WLW radio in the cave
Mammoth Cave National Park; National Park Service
Cave, part of the group which attended the first religious broadcast from Mammoth Cave, 1938
Mammoth Cave National Park; National Park Service
Major Walter O. Ulery leaving cave after giving first religious broadcast from Mammoth Cave, 1938
Mammoth Cave National Park; National Park Service
Radio substation house
Blue Ridge Parkway
Radio Substa. House - Apple Orchard Mtn, Sta 98+35, Virginia, Section 1J.
Cave, part of the group which attended the first religious broadcast from Mammoth Cave, 1938
Mammoth Cave National Park; National Park Service
Cave, part of the group which attended the first religious broadcast from Mammoth Cave, 1938
Mammoth Cave National Park; National Park Service
Cave, part of the group which attended the first religious broadcast from Mammoth Cave, 1938
Mammoth Cave National Park; National Park Service
Proposed WSEL radio substation house
Blue Ridge Parkway
Locat. Map - Prop WSEL Radio Substa. House,98+35, Virginia, Section 1J.
Guide and a young woman standing at a Philco radio in Snowball Dining Room
Mammoth Cave National Park; National Park Service
Young woman shows guide new Philco radio in Snowball Dining Room while guests dine
Mammoth Cave National Park; National Park Service
Cave visitors, woman at a Philco radio in Snowball Dining Room while people eat behind her
Mammoth Cave National Park; National Park Service
Profile of Radio relay site at Frying Pan Tunnel, Blue Ridge Parkway, North Carolina
Blue Ridge Parkway
North Carolina Section 2U.
Radio substation house
Blue Ridge Parkway
Radio Substation House, Sta 142+80, JR Maint. Area, Virginia, Section 1H.
As group of visitors dine in Snowball, squatting guide and a woman play a Philco radio
Mammoth Cave National Park; National Park Service
Profile of Radio relay site at Frying Pan Tunnel, Blue Ridge Parkway, North Carolina
Blue Ridge Parkway
North Carolina Section 2U.
Cave visitors, woman at a Philco radio in Snowball Dining Room while people eat behind her
Mammoth Cave National Park; National Park Service
Profile of Radio relay site at Frying Pan Tunnel, Blue Ridge Parkway, North Carolina
Blue Ridge Parkway
North Carolina Section 2U.
Cave, broadcast by WSM "Men at Work" program, a guide was interviewed taking the regular Frozen Niagara trip, 1939
Mammoth Cave National Park; National Park Service
Cave, broadcast by WSM "Men at Work" program, a guide was interviewed taking the regular Frozen Niagara trip, 1939
Mammoth Cave National Park; National Park Service
Cave, broadcast by WSM "Men at Work" program, a guide was interviewed taking the regular Frozen Niagara trip, 1939
Mammoth Cave National Park; National Park Service
Cave visitors, woman and a guide standing at a Philco radio in an empty Snowball Dining Room
Mammoth Cave National Park; National Park Service
Ranger station and tower flooded
Everglades National Park; National Park Service
View of damage to Coot Bay Ranger Station with with radio tower looking NW. Location: Coot Bay.
Cave, guide and announcer just before starting in the Frozen Niagara entrance for "Men at Work" program broadcast by WSM, 1939
Mammoth Cave National Park; National Park Service
Cave, guide and announcer just before starting in the Frozen Niagara entrance for "Men at Work" program broadcast by WSM, 1939
Mammoth Cave National Park; National Park Service
Seated guide watching a young woman at a Philco radio while people in background eat in Snowball Dining Room
Mammoth Cave National Park; National Park Service
Seated guide watching a young woman at a Philco radio while people in background eat in Snowball Dining Room
Mammoth Cave National Park; National Park Service
Cave, guide and announcer just before starting in the Frozen Niagara entrance for "Men at Work" program broadcast by WSM, 1939
Mammoth Cave National Park; National Park Service
Radio relay site at Frying Pan Tunnel, Blue Ridge Parkway, North Carolina
Blue Ridge Parkway
Radio Relay Site - Frying Pan Tunnel, North Carolina Section 2U.
Radio substation house and its location plan, Gillespie Gap, Section 2L, Blue Ridge Parkway, North Carolina
Blue Ridge Parkway
Radio Substation House - Gillespie Gap, North Carolina Section 2L.
Radio repeater under observation tower, Look Rock, Tennessee, Circa 1970
Great Smoky Mountains National Park
Radio repeater building under tower,Look Rock Observation Tower; Construction, II-B-(4)-LR-15557, Physical Facilities - Buildings - Visitor use buildings - Look Rock tower
Radio system generator building, Forney Creek road, North Carolina
Great Smoky Mountains National Park
Radio system Generator Building off Forney Creek Road.Radio System, II-B-(1)-16711, Physical Facilities - Buildings - Administrative buildings (ranger stations and outbuildings; warden stations; fire towers; checking stations; Geological Survey gauging stations; possession cabin
1968-11-13
Interior view of radio room panel, Harbor Entrance Control Post, 1943
National Park Service
Interior view of Radio room radio panel in old H.E.C.P.
Cave, Major Walter Ulrey of the volunteers of America delivering first religious broadcast from place known as Methodist Church, three fourths of a mile from historic entrance and 360 ft. below the surface, 1936
Mammoth Cave National Park; National Park Service
Two soldiers and radio equipment, Signal Corps workshop, Fort Moultrie, South Carolina
National Park Service
Two soldiers inside Signal Corps workshop, shows radio equipment.
Sergeant H. R. Brown and view of radio room panel, 1943
National Park Service
View of back of Radio Room radio panel with builder Sgt. H.R. Brown.
Front view of the radio room panel showing WVEP, Harbor Entrance Control Post, 1943
National Park Service
Front view of Radio Room radio panel showing WVWP. Upstairs in H.E.C.P.
Officer in Harbor Entrance Control Post radio room, Fort Moultrie, South Carolina
National Park Service
HECP Radio Room; 6B; NOV81A3 9.
An officer over the radio in Harbor Entrance Control Post(HEPC) Radio Room, Fort Moultrie, South Carolina
National Park Service
H.E.C.P. Radio Room; 6B; NOV81A3 8.
Generously Supported By
