Outing Club dock, Clear Lake, IA
Postcard shows man sitting on the shoreline of Clear Lake with the docks and boats lining the shore. H114466 U.S. Copyright Office.
Clear Fork of Brazos River Suspension Bridge, Spanning Clear Fork of B...
Significance: The Clear Fork of the Brazos Suspension bridge is one of seven surviving bridges in Texas that predate 1940. As one of three examples of the work by William Flinn of Weatherford, Texas, it preser... More
Old Mountain Rock on South Clear Creek
No. 137. Part of series: Beauties of the Rocky Mountains. The albumen silver print is a photographic printing process that was widely used in the 19th century. It involves coating paper support with a mixture... More
Clear Creek Cañon - below the falls
No. 53. Part of series: Chas. Weitfle's stereoscopic views of Clear Creek Cañon.
Mount Evans Crest House, State Route 5, Mount Evans summit, Arapaho Na...
Significance: The Mt. Evans Crest House represents the highest business structure in the United States. Located at the summit of Mt. Evans, at 14,260 feet, this structure is one of the oldest architectural feat... More
West Lancaster Street Bridge, Spanning Clear Fork of Trinity River at ...
Significance: At the time of its construction, this bridge was the largest regular federal aid highway project ever completed by the Texas Highway Department. Unprocessed Field note material exists for this st... More
West Lancaster Street Bridge, Spanning Clear Fork of Trinity River at ...
Significance: At the time of its construction, this bridge was the largest regular federal aid highway project ever completed by the Texas Highway Department. Unprocessed Field note material exists for this st... More
West Lancaster Street Bridge, Spanning Clear Fork of Trinity River at ...
Significance: At the time of its construction, this bridge was the largest regular federal aid highway project ever completed by the Texas Highway Department. Unprocessed Field note material exists for this st... More
Clear Creek Bridge, Spanning Clear Creek at County Road 312, Ritchey, ...
Significance: The Clear Creek Bridge is a typical example of a through Pratt Truss manufactured and constructed by the Wrought Iron Bridge Company. This type of bridge was used throughout the country from the ... More
Clear Creek Bridge, Spanning Clear Creek at County Road 312, Ritchey, ...
Significance: The Clear Creek Bridge is a typical example of a through Pratt Truss manufactured and constructed by the Wrought Iron Bridge Company. This type of bridge was used throughout the country from the ... More
Hamill House, Carriage House, Argentine & Third Streets, Georgetown, C...
Significance: The carriage house is associated with a prominent Georgetown businessman, William A. Hamill, who made his fortune through investments in the silver mines in and around Georgetown. Survey number:... More
Clear Air Force Station, Ballistic Missile Early Warning System Site I...
Significance: The Ballistic Missile Early Warning System (BMEWS) was constructed in 1958-61 in response to the threat of a potential Intercontinental Ballistic Missile (ICBM) attack from the Soviet Union (demon... More
Clear Air Force Station, Ballistic Missile Early Warning System Site I...
Significance: The Ballistic Missile Early Warning System (BMEWS) was constructed in 1958-61 in response to the threat of a potential Intercontinental Ballistic Missile (ICBM) attack from the Soviet Union (demon... More
Clear Air Force Station, Ballistic Missile Early Warning System Site I...
Significance: The Ballistic Missile Early Warning System (BMEWS) was constructed in 1958-61 in response to the threat of a potential Intercontinental Ballistic Missile (ICBM) attack from the Soviet Union (demon... More
Clear Air Force Station, Ballistic Missile Early Warning System Site I...
Significance: The Ballistic Missile Early Warning System (BMEWS) was constructed in 1958-61 in response to the threat of a potential Intercontinental Ballistic Missile (ICBM) attack from the Soviet Union (demon... More
Clear Air Force Station, Ballistic Missile Early Warning System Site I...
Significance: The Ballistic Missile Early Warning System (BMEWS) was constructed in 1958-61 in response to the threat of a potential Intercontinental Ballistic Missile (ICBM) attack from the Soviet Union (demon... More
Clear Air Force Station, Ballistic Missile Early Warning System Site I...
Significance: The Ballistic Missile Early Warning System (BMEWS) was constructed in 1958-61 in response to the threat of a potential Intercontinental Ballistic Missile (ICBM) attack from the Soviet Union (demon... More
Clear Air Force Station, Ballistic Missile Early Warning System Site I...
Significance: The Ballistic Missile Early Warning System (BMEWS) was constructed in 1958-61 in response to the threat of a potential Intercontinental Ballistic Missile (ICBM) attack from the Soviet Union (demon... More
Clear Air Force Station, Ballistic Missile Early Warning System Site I...
Significance: The Ballistic Missile Early Warning System (BMEWS) was constructed in 1958-61 in response to the threat of a potential Intercontinental Ballistic Missile (ICBM) attack from the Soviet Union (demon... More
Clear the way! The buffalo are coming
Cowboys herding buffalo down a rocky path, rail fence in foreground. No. 20. Unprocessed in PR 13 CN 2000:110
Clear / Hibberd V.B. Kline. - American Art Poster
Football player running with football, with spectators in background. Copyright by Close, Graham & Scully, Inc., N.Y. No. L. 144.
Clear Fork of Brazos River Suspension Bridge, Spanning Clear Fork of B...
Significance: The Clear Fork of the Brazos Suspension bridge is one of seven surviving bridges in Texas that predate 1940. As one of three examples of the work by William Flinn of Weatherford, Texas, it preser... More
Clear the track - Print, Library of Congress collection
B369 U.S. Copyright Office. This record contains unverified data from PGA shelflist card. Associated name on shelflist card: Webber.
Mount Evans Crest House, State Route 5, Mount Evans summit, Arapaho Na...
Significance: The Mt. Evans Crest House represents the highest business structure in the United States. Located at the summit of Mt. Evans, at 14,260 feet, this structure is one of the oldest architectural feat... More
Hopewell Friends Meeting House, Interstate 81, Clear Brook, Frederick ...
Significance: Hopewell Friends Meeting House is the oldest surviving building for religious assembly in Frederick County, and it is still used today in this manner. The east portion of the Meeting House was bu... More
Hamill House, Office Building, Argentine & Third Streets, Georgetown, ...
Significance: The office building is associated with a prominent Georgetown businessman, William A. Hamill who made his fortune through investments in the silver mines in and around Georgetown. Survey number:... More
West Lancaster Street Bridge, Spanning Clear Fork of Trinity River at ...
Significance: At the time of its construction, this bridge was the largest regular federal aid highway project ever completed by the Texas Highway Department. Unprocessed Field note material exists for this st... More
Clear Creek Bridge, Spanning Clear Creek on Farm Road 33, Ash Grove, G...
Significance: Clear Creek Bridge is a single span steel and wrought iron Pratt through truss bridge. As such, it is one of four known extant 19th century examples in Greene County. Survey number: HAER MO-41 ... More
Hamill House, Privy, 305 Argentine Street, Georgetown, Clear Creek Cou...
Survey number: HABS CO-60-D National Register of Historic Places NRIS Number: 66000243
Clear Air Force Station, Ballistic Missile Early Warning System Site I...
Significance: The Ballistic Missile Early Warning System (BMEWS) was constructed in 1958-61 in response to the threat of a potential Intercontinental Ballistic Missile (ICBM) attack from the Soviet Union (demon... More
Clear Air Force Station, Ballistic Missile Early Warning System Site I...
Significance: The Ballistic Missile Early Warning System (BMEWS) was constructed in 1958-61 in response to the threat of a potential Intercontinental Ballistic Missile (ICBM) attack from the Soviet Union (demon... More
Clear Air Force Station, Ballistic Missile Early Warning System Site I...
Significance: The Ballistic Missile Early Warning System (BMEWS) was constructed in 1958-61 in response to the threat of a potential Intercontinental Ballistic Missile (ICBM) attack from the Soviet Union (demon... More
Clear Air Force Station, Ballistic Missile Early Warning System Site I...
Significance: The Ballistic Missile Early Warning System (BMEWS) was constructed in 1958-61 in response to the threat of a potential Intercontinental Ballistic Missile (ICBM) attack from the Soviet Union (demon... More
Clear Air Force Station, Ballistic Missile Early Warning System Site I...
Significance: The Ballistic Missile Early Warning System (BMEWS) was constructed in 1958-61 in response to the threat of a potential Intercontinental Ballistic Missile (ICBM) attack from the Soviet Union (demon... More
Clear Air Force Station, Ballistic Missile Early Warning System Site I...
Significance: The Ballistic Missile Early Warning System (BMEWS) was constructed in 1958-61 in response to the threat of a potential Intercontinental Ballistic Missile (ICBM) attack from the Soviet Union (demon... More
Clear Air Force Station, Ballistic Missile Early Warning System Site I...
Significance: The Ballistic Missile Early Warning System (BMEWS) was constructed in 1958-61 in response to the threat of a potential Intercontinental Ballistic Missile (ICBM) attack from the Soviet Union (demon... More
Peter M. Barnes dugout, near Clear Creek, Custer County, Nebraska
summary: Note: Left to right: Ed Barnes, a son, Mrs. Peter M. Barnes and Peter M. Barnes at south edge of Swiss Valley. Identified in Custer County Chief, Broken Bow. original size: 6x8
"Field locust" planted at Costain's reclaimed mountaintop removal site...
Public domain photograph - historical image of Washington State, United States, free to use, no copyright restrictions image - Picryl description
Kentucky 1804 Bridge, Spanning Clear Fork Creek, Saxton, Whitley Count...
Significance: Rare mixed Warren and Pratt truss bridge which offers a good example of the changes and development that occurred in truss technology in the early twentieth century. Apparently, the only Champion... More
Clear Fork of Brazos River Suspension Bridge, Spanning Clear Fork of B...
Significance: The Clear Fork of the Brazos Suspension bridge is one of seven surviving bridges in Texas that predate 1940. As one of three examples of the work by William Flinn of Weatherford, Texas, it preser... More
Clear Fork of Brazos River Suspension Bridge, Spanning Clear Fork of B...
Significance: The Clear Fork of the Brazos Suspension bridge is one of seven surviving bridges in Texas that predate 1940. As one of three examples of the work by William Flinn of Weatherford, Texas, it preser... More
Clear Fork of Brazos River Suspension Bridge, Spanning Clear Fork of B...
Significance: The Clear Fork of the Brazos Suspension bridge is one of seven surviving bridges in Texas that predate 1940. As one of three examples of the work by William Flinn of Weatherford, Texas, it preser... More
Clear Fork of Brazos River Suspension Bridge, Spanning Clear Fork of B...
Significance: The Clear Fork of the Brazos Suspension bridge is one of seven surviving bridges in Texas that predate 1940. As one of three examples of the work by William Flinn of Weatherford, Texas, it preser... More
Battle House, U.S. Highway 98 (State Highway 42), Point Clear, Baldwin...
Unprocessed Field note material exists for this structure: FN-23 Survey number: HABS AL-120 Building/structure dates: ca. 1830 Initial Construction
Clear the track - Print, Library of Congress collection
B369 U.S. Copyright Office. This record contains unverified data from PGA shelflist card. Associated name on shelflist card: Webber.
Mount Evans Crest House, State Route 5, Mount Evans summit, Arapaho Na...
Significance: The Mt. Evans Crest House represents the highest business structure in the United States. Located at the summit of Mt. Evans, at 14,260 feet, this structure is one of the oldest architectural feat... More
Mount Evans Crest House, State Route 5, Mount Evans summit, Arapaho Na...
Significance: The Mt. Evans Crest House represents the highest business structure in the United States. Located at the summit of Mt. Evans, at 14,260 feet, this structure is one of the oldest architectural feat... More
Fort Griffin Iron Truss Bridge, Spanning Clear Fork of Brazos River at...
Significance: The Fort Griffin Iron Truss Bridge is the oldest functioning bridge in Shackelford County, Texas, and one of the state's oldest remaining trusses. It is also the last remaining pin-connected Prat... More
Chesapeake & Ohio Canal, Mule Barn, Four Lock Road, Clear Spring, Wash...
Unprocessed Field note material exists for this structure: FN-16 Survey number: HAER MD-28
Bowman-White House, 901 Rose Street, Georgetown, Clear Creek County, C...
Public domain scan of an architecture diagram, architectural drawing, building plan, or design, free to use, no copyright restrictions - Picryl description.
Clear Air Force Station, Ballistic Missile Early Warning System Site I...
Significance: The Ballistic Missile Early Warning System (BMEWS) was constructed in 1958-61 in response to the threat of a potential Intercontinental Ballistic Missile (ICBM) attack from the Soviet Union (demon... More
Clear Air Force Station, Ballistic Missile Early Warning System Site I...
Significance: The Ballistic Missile Early Warning System (BMEWS) was constructed in 1958-61 in response to the threat of a potential Intercontinental Ballistic Missile (ICBM) attack from the Soviet Union (demon... More
Clear Air Force Station, Ballistic Missile Early Warning System Site I...
Significance: The Ballistic Missile Early Warning System (BMEWS) was constructed in 1958-61 in response to the threat of a potential Intercontinental Ballistic Missile (ICBM) attack from the Soviet Union (demon... More
Clear Air Force Station, Ballistic Missile Early Warning System Site I...
Significance: The Ballistic Missile Early Warning System (BMEWS) was constructed in 1958-61 in response to the threat of a potential Intercontinental Ballistic Missile (ICBM) attack from the Soviet Union (demon... More
Clear Air Force Station, Ballistic Missile Early Warning System Site I...
Significance: The Ballistic Missile Early Warning System (BMEWS) was constructed in 1958-61 in response to the threat of a potential Intercontinental Ballistic Missile (ICBM) attack from the Soviet Union (demon... More
Clear Air Force Station, Ballistic Missile Early Warning System Site I...
Significance: The Ballistic Missile Early Warning System (BMEWS) was constructed in 1958-61 in response to the threat of a potential Intercontinental Ballistic Missile (ICBM) attack from the Soviet Union (demon... More
Clear Air Force Station, Ballistic Missile Early Warning System Site I...
Significance: The Ballistic Missile Early Warning System (BMEWS) was constructed in 1958-61 in response to the threat of a potential Intercontinental Ballistic Missile (ICBM) attack from the Soviet Union (demon... More
Clear Air Force Station, Ballistic Missile Early Warning System Site I...
Significance: The Ballistic Missile Early Warning System (BMEWS) was constructed in 1958-61 in response to the threat of a potential Intercontinental Ballistic Missile (ICBM) attack from the Soviet Union (demon... More
Mr. Davis on Clear Creek near the Mitchell Ranch, Custer County, Nebra...
original size: 6x8 Public domain photograph - historical image of Nebraska, United States, free to use, no copyright restrictions image - Picryl description
19th century - Harris and Ewing, Washington, D.C.
An old black and white photo of a native man, Library of Congress Harris and Ewing collection Portraits and news photographs by Washington, D.C.-based firm, showing people, events, architecture in Washington, ... More
The Grand Hotel, Point Clear, Alabama
Located 23 miles from Mobile and surrounded by 300-year-old oak trees, the Grand Hotel was originally built in 1847 as a two-story building with 40 rooms. The Grand has since expanded to include more than 400 g... More
Kentucky 1804 Bridge, Spanning Clear Fork Creek, Saxton, Whitley Count...
Significance: Rare mixed Warren and Pratt truss bridge which offers a good example of the changes and development that occurred in truss technology in the early twentieth century. Apparently, the only Champion... More
Kentucky 1804 Bridge, Spanning Clear Fork Creek, Saxton, Whitley Count...
Significance: Rare mixed Warren and Pratt truss bridge which offers a good example of the changes and development that occurred in truss technology in the early twentieth century. Apparently, the only Champion... More
Clear Fork of Brazos River Suspension Bridge, Spanning Clear Fork of B...
Significance: The Clear Fork of the Brazos Suspension bridge is one of seven surviving bridges in Texas that predate 1940. As one of three examples of the work by William Flinn of Weatherford, Texas, it preser... More
Clear Fork of Brazos River Suspension Bridge, Spanning Clear Fork of B...
Significance: The Clear Fork of the Brazos Suspension bridge is one of seven surviving bridges in Texas that predate 1940. As one of three examples of the work by William Flinn of Weatherford, Texas, it preser... More
Clear Fork of Brazos River Suspension Bridge, Spanning Clear Fork of B...
Significance: The Clear Fork of the Brazos Suspension bridge is one of seven surviving bridges in Texas that predate 1940. As one of three examples of the work by William Flinn of Weatherford, Texas, it preser... More
Erie Railway, Clear Creek Viaduct, Spanning Clear Creek at U.S. Route ...
Survey number: HAER NY-29 Public domain photograph of train tracks, railroad bridge, free to use, no copyright restrictions image - Picryl description
Silver Plume School, Main Street, Silver Plume, Clear Creek County, CO
Significance: It was designed by William Quayle, was built in 1894 and served as a school until 1959. The building stood empty until 1961 when, through the efforts of the citizens of the town, it was reopened a... More
Mount Evans Crest House, State Route 5, Mount Evans summit, Arapaho Na...
Significance: The Mt. Evans Crest House represents the highest business structure in the United States. Located at the summit of Mt. Evans, at 14,260 feet, this structure is one of the oldest architectural feat... More
Hamill House, Office Building, Argentine & Third Streets, Georgetown, ...
Significance: The office building is associated with a prominent Georgetown businessman, William A. Hamill who made his fortune through investments in the silver mines in and around Georgetown. Survey number:... More
Zion-Mount Carmel Highway, 62-foot Concrete Arch Pine Creek Bridge, Sp...
Significance: The development of the Zion-Mt. Carmel Highway was significant to the development of the National Parks in Utah and Arizona. The Bureau of Public Roads constructed the 62' Concrete Arch Pine Cree... More
Peloux Bridge, Spanning Clear Creek on County Road No. 40, Buffalo, Jo...
Significance: The Peloux Bridge was a pin connected, five panel, Pratt Pony Truss and was an early example of a common truss type bridge still in use in Wyoming. The bridge was fabricated by the Canton Bridge ... More
Clear Air Force Station, Ballistic Missile Early Warning System Site I...
Significance: The Ballistic Missile Early Warning System (BMEWS) was constructed in 1958-61 in response to the threat of a potential Intercontinental Ballistic Missile (ICBM) attack from the Soviet Union (demon... More
Clear Air Force Station, Ballistic Missile Early Warning System Site I...
Significance: The Ballistic Missile Early Warning System (BMEWS) was constructed in 1958-61 in response to the threat of a potential Intercontinental Ballistic Missile (ICBM) attack from the Soviet Union (demon... More
Clear Air Force Station, Ballistic Missile Early Warning System Site I...
Significance: The Ballistic Missile Early Warning System (BMEWS) was constructed in 1958-61 in response to the threat of a potential Intercontinental Ballistic Missile (ICBM) attack from the Soviet Union (demon... More
Clear Air Force Station, Ballistic Missile Early Warning System Site I...
Significance: The Ballistic Missile Early Warning System (BMEWS) was constructed in 1958-61 in response to the threat of a potential Intercontinental Ballistic Missile (ICBM) attack from the Soviet Union (demon... More
Clear Air Force Station, Ballistic Missile Early Warning System Site I...
Significance: The Ballistic Missile Early Warning System (BMEWS) was constructed in 1958-61 in response to the threat of a potential Intercontinental Ballistic Missile (ICBM) attack from the Soviet Union (demon... More
Clear Air Force Station, Ballistic Missile Early Warning System Site I...
Significance: The Ballistic Missile Early Warning System (BMEWS) was constructed in 1958-61 in response to the threat of a potential Intercontinental Ballistic Missile (ICBM) attack from the Soviet Union (demon... More
Clear Air Force Station, Ballistic Missile Early Warning System Site I...
Significance: The Ballistic Missile Early Warning System (BMEWS) was constructed in 1958-61 in response to the threat of a potential Intercontinental Ballistic Missile (ICBM) attack from the Soviet Union (demon... More
Clear Air Force Station, Ballistic Missile Early Warning System Site I...
Significance: The Ballistic Missile Early Warning System (BMEWS) was constructed in 1958-61 in response to the threat of a potential Intercontinental Ballistic Missile (ICBM) attack from the Soviet Union (demon... More
John Pervey, Clear Creek, Custer County, Nebraska.
Public domain photograph - historical image of Nebraska, United States, free to use, no copyright restrictions image - Picryl description
Presidio Water Treatment Plant, Clear Well, East of Lobos Creek at Bak...
Survey number: HAER CA-155-B Building/structure dates: 1912 Initial Construction Building/structure dates: 1986 Subsequent Work Building/structure dates: 1992 Subsequent Work
Kentucky 1804 Bridge, Spanning Clear Fork Creek, Saxton, Whitley Count...
Significance: Rare mixed Warren and Pratt truss bridge which offers a good example of the changes and development that occurred in truss technology in the early twentieth century. Apparently, the only Champion... More
Kentucky 1804 Bridge, Spanning Clear Fork Creek, Saxton, Whitley Count...
Significance: Rare mixed Warren and Pratt truss bridge which offers a good example of the changes and development that occurred in truss technology in the early twentieth century. Apparently, the only Champion... More
Kentucky 1804 Bridge, Spanning Clear Fork Creek, Saxton, Whitley Count...
Significance: Rare mixed Warren and Pratt truss bridge which offers a good example of the changes and development that occurred in truss technology in the early twentieth century. Apparently, the only Champion... More
Clear Fork of Brazos River Suspension Bridge, Spanning Clear Fork of B...
Significance: The Clear Fork of the Brazos Suspension bridge is one of seven surviving bridges in Texas that predate 1940. As one of three examples of the work by William Flinn of Weatherford, Texas, it preser... More
Clear Fork of Brazos River Suspension Bridge, Spanning Clear Fork of B...
Significance: The Clear Fork of the Brazos Suspension bridge is one of seven surviving bridges in Texas that predate 1940. As one of three examples of the work by William Flinn of Weatherford, Texas, it preser... More
Battle House, U.S. Highway 98 (State Highway 42), Point Clear, Baldwin...
Unprocessed Field note material exists for this structure: FN-23 Survey number: HABS AL-120 Building/structure dates: ca. 1830 Initial Construction
Silver Plume School, Main Street, Silver Plume, Clear Creek County, CO
Significance: It was designed by William Quayle, was built in 1894 and served as a school until 1959. The building stood empty until 1961 when, through the efforts of the citizens of the town, it was reopened a... More
Hopewell Friends Meeting House, Interstate 81, Clear Brook, Frederick ...
Significance: Hopewell Friends Meeting House is the oldest surviving building for religious assembly in Frederick County, and it is still used today in this manner. The east portion of the Meeting House was bu... More
Fort Griffin Iron Truss Bridge, Spanning Clear Fork of Brazos River at...
Significance: The Fort Griffin Iron Truss Bridge is the oldest functioning bridge in Shackelford County, Texas, and one of the state's oldest remaining trusses. It is also the last remaining pin-connected Prat... More
Fort Griffin Iron Truss Bridge, Spanning Clear Fork of Brazos River at...
Significance: The Fort Griffin Iron Truss Bridge is the oldest functioning bridge in Shackelford County, Texas, and one of the state's oldest remaining trusses. It is also the last remaining pin-connected Prat... More
West Lancaster Street Bridge, Spanning Clear Fork of Trinity River at ...
Significance: At the time of its construction, this bridge was the largest regular federal aid highway project ever completed by the Texas Highway Department. Unprocessed Field note material exists for this st... More
Clear the track! / painted by C. Schuessele, Philadelphia., 1852 ; eng...
Children sledding down a hill. Copyright by James L. Claghorn, 1878.
Clear Creek Bridge, Spanning Clear Creek at County Road 312, Ritchey, ...
Significance: The Clear Creek Bridge is a typical example of a through Pratt Truss manufactured and constructed by the Wrought Iron Bridge Company. This type of bridge was used throughout the country from the ... More
Clear Creek Furnace, Salt Lick, Bath County, KY
Unprocessed Field note material exists for this structure: N1350 Survey number: HAER KY-39 Building/structure dates: 1987
Clear Air Force Station, Ballistic Missile Early Warning System Site I...
Significance: The Ballistic Missile Early Warning System (BMEWS) was constructed in 1958-61 in response to the threat of a potential Intercontinental Ballistic Missile (ICBM) attack from the Soviet Union (demon... More
Clear Air Force Station, Ballistic Missile Early Warning System Site I...
Significance: The Ballistic Missile Early Warning System (BMEWS) was constructed in 1958-61 in response to the threat of a potential Intercontinental Ballistic Missile (ICBM) attack from the Soviet Union (demon... More
Clear Air Force Station, Ballistic Missile Early Warning System Site I...
Significance: The Ballistic Missile Early Warning System (BMEWS) was constructed in 1958-61 in response to the threat of a potential Intercontinental Ballistic Missile (ICBM) attack from the Soviet Union (demon... More
Clear Air Force Station, Ballistic Missile Early Warning System Site I...
Significance: The Ballistic Missile Early Warning System (BMEWS) was constructed in 1958-61 in response to the threat of a potential Intercontinental Ballistic Missile (ICBM) attack from the Soviet Union (demon... More