Rocky Flats Plant, Standards Laboratory, Immediately north of 215A wat...
Significance: This building is a primary contributor of the Rocky Flats Plant historic district, and is associated with the U.S. strategy of nuclear military deterrence during the Cold War, a strategy considere... More
Wright-Patterson Air Force Base, Area B, Building 21, Old Armament Bui...
Significance: Important development of equipment designed to increase both the firepower and bombing capabilities of aircraft took place in this early Wright Field building. Building 21 has been modified exten... More
Wright-Patterson Air Force Base, Area B, Building 30, Audio-Visual Lab...
Significance: Built in 1942 as the Technical Data Annex No. 1, Building 30 was designed as an audio visual facility, and has continued to function in that capacity for the last fifty years. Survey number: HAER... More
Rocky Mountain Arsenal, Laboratory Building, 510 feet South of Decembe...
Survey number: HAER CO-21-AO Public domain photograph - historical image of Colorado, United States, free to use, no copyright restrictions image - Picryl description
Natick Research & Development Laboratories, Climatic Chambers Building...
Significance: The U.S. Army Natick Research and Development Laboratories is significant primarily for its function and for the buildings and engineering components of the complex which fulfill that function. W... More
Vanadium Corporation of America (VCA) Naturita Mill, Laboratory, 3 mil...
Significance: The VCA Naturita Mill Office Building was constructed in 1960-61 as part of an effort to reconstruct the facility as an experimental uranium and vanadium ore concentrating facility. Between 1958 (... More
Hawaii Volcanoes National Park Roads, Volcano, Hawaii County, HI
See Thurston Lava Tube, HALS HI-6, for additional documentation. Significance: The Hawaii Volcanoes National Park road system provides access to active volcanoes and related landscapes along with varied ecosyst... More
Hawaii Volcanoes National Park Roads, Volcano, Hawaii County, HI
See Thurston Lava Tube, HALS HI-6, for additional documentation. Significance: The Hawaii Volcanoes National Park road system provides access to active volcanoes and related landscapes along with varied ecosyst... More
Hawaii Volcanoes National Park Roads, Volcano, Hawaii County, HI
See Thurston Lava Tube, HALS HI-6, for additional documentation. Significance: The Hawaii Volcanoes National Park road system provides access to active volcanoes and related landscapes along with varied ecosyst... More
Hawaii Volcanoes National Park Roads, Volcano, Hawaii County, HI
See Thurston Lava Tube, HALS HI-6, for additional documentation. Significance: The Hawaii Volcanoes National Park road system provides access to active volcanoes and related landscapes along with varied ecosyst... More
National Institutes of Health, Industrial Hygiene Laboratory, 9000 Roc...
Significance: The Industrial Hygeine Laboratory, constructed in 1938, is one of the original laboratory buildings built for the National Institute of Health (NIH) in Bethesda, and the first laboratory built sol... More
National Institutes of Health, Industrial Hygiene Laboratory, 9000 Roc...
Significance: The Industrial Hygeine Laboratory, constructed in 1938, is one of the original laboratory buildings built for the National Institute of Health (NIH) in Bethesda, and the first laboratory built sol... More
U.S. Steel Homestead Works, Along Monongahela River, north of Eighth A...
Significance: Established in 1879, Homestead Works is one of six plants (Homestead, Edgar Thomson, Duquesne, Irvin, National and Clairton) which, until the collapse in 1982, comprised U.S. Steel's Mon Valley wo... More
Providence Sewage Treatment System, Fields Point Plant, Laboratory, Er...
Significance: The laboratory was one of three building erected during the original development of Fields Point as the City of Providence's facility for treatment of sewage using the chemical precipitation proce... More
Chrysler Center, Building No. 132, Highland Park, Wayne County, MI
Survey number: HAER MI-142-I Public domain photograph - historical image of Michigan, United States, free to use, no copyright restrictions image - Picryl description
Frankford Arsenal, Building No. 46, Bridge & Tacony Streets, Philadelp...
Significance: Building 46, constructed in 1915 as a tin shop, is associated with the large scale expansion of Frankford Arsenal that resulted from the United States' entry into World War I. Served as the instr... More
Hughes Aircraft Company, Radar Building, 6775 Centinela Avenue, Los An...
Significance: With more than 200,000 sq ft, Building 12 is by far the largest building of the Hughes complex designed specifically for research and development. It provided a huge increase in office, laborator... More
Hughes Aircraft Company, Radar Building, 6775 Centinela Avenue, Los An...
Significance: With more than 200,000 sq ft, Building 12 is by far the largest building of the Hughes complex designed specifically for research and development. It provided a huge increase in office, laborator... More
NASA Johnson Space Center, Building No. 32, Space Environment Simulati...
Significance: Chambers A and B of the Space Environment Simulation Laboratory were critical to the success of Project Apollo and to the manned spacecraft program. Chamber A could achieve conditions similar to ... More
NASA Johnson Space Center, Building No. 32, Space Environment Simulati...
Significance: Chambers A and B of the Space Environment Simulation Laboratory were critical to the success of Project Apollo and to the manned spacecraft program. Chamber A could achieve conditions similar to ... More
NASA Johnson Space Center, Building No. 32, Space Environment Simulati...
Significance: Chambers A and B of the Space Environment Simulation Laboratory were critical to the success of Project Apollo and to the manned spacecraft program. Chamber A could achieve conditions similar to ... More
Rock Island Arsenal, Building No. 251, Gillespie Avenue & Ramsey Stree...
Significance: Situated in a manufacturing area southwest of the Greek Revival stone shops on Rodman Avenue, the TNT Building was constructed in 1917-1918 as part of an artillery shell production complex. The b... More
Rock Island Arsenal, Building No. 251, Gillespie Avenue & Ramsey Stree...
Significance: Situated in a manufacturing area southwest of the Greek Revival stone shops on Rodman Avenue, the TNT Building was constructed in 1917-1918 as part of an artillery shell production complex. The b... More
Rock Island Arsenal, Building No. 251, Gillespie Avenue & Ramsey Stree...
Significance: Situated in a manufacturing area southwest of the Greek Revival stone shops on Rodman Avenue, the TNT Building was constructed in 1917-1918 as part of an artillery shell production complex. The b... More
Ellis Island, Contagious Disease Hospital Mortuary, New York Harbor, N...
Significance: The Mortuary is a diminutive but important support structure for the Contagious Disease Hospital was constructed in 1907. It is integrated with its neighboring structures by a consistent use of m... More
Conrad Refining Company Oil Refinery, Laboratory, 25 feet northwest of...
Significance: The laboratory contributes to the significance of the Conrad Refinery Company Oil Refinery. It is a well-preserved example of a type of support facility provided at a small refinery built between... More
Wright-Patterson Air Force Base, Area B, Building 18, Power Plant Labo...
Significance: Buildings 18 and 18G, built as some of the earliest Wright Field structures, were initially used for engine research. The other structures in the complex were built during World War II and reflec... More
Wright-Patterson Air Force Base, Area B, Building 18, Power Plant Labo...
Significance: Buildings 18 and 18G, built as some of the earliest Wright Field structures, were initially used for engine research. The other structures in the complex were built during World War II and reflec... More
Wright-Patterson Air Force Base, Area B, Building 18, Power Plant Labo...
Significance: Buildings 18 and 18G, built as some of the earliest Wright Field structures, were initially used for engine research. The other structures in the complex were built during World War II and reflec... More
Watertown Arsenal, Building No. 311, Arsenal Street, Watertown, Middle...
Significance: Building No. 311 is essential to understanding Watertown Arsenal activities from World War I to the present day. Reputed to be one of the largest structures in the world in 1917, it was designed ... More
Waterways Experiment Station, Hydraulics Laboratory, Halls Ferry Road,...
Significance: Established in response to a campaign to create a national hydraulics laboratory during the 1920s, the Waterways Experiment Station's activities include the resolution of hydraulic problems in wat... More
Waterways Experiment Station, Hydraulics Laboratory, Halls Ferry Road,...
Significance: Established in response to a campaign to create a national hydraulics laboratory during the 1920s, the Waterways Experiment Station's activities include the resolution of hydraulic problems in wat... More
Watervliet Arsenal, Building No. 40, Broadway between Dalliba & Waterv...
Significance: As Watervliet's center of manufacture between about 1840 and 1886, the building served an important role in the arsenal's history. The different components, built over a period of 100 years, refl... More
Watervliet Arsenal, Building No. 40, Broadway between Dalliba & Waterv...
Significance: As Watervliet's center of manufacture between about 1840 and 1886, the building served an important role in the arsenal's history. The different components, built over a period of 100 years, refl... More
Idaho National Engineering Laboratory, Advanced Reentry Vehicle Fusing...
Significance: The AVRFS facility was built for the U.S. Air Force to evaluate the impact of gamma radiation on certain packages of instruments related to the fuzing system of guided missile warheads. During the... More
Idaho National Engineering Laboratory, Advanced Reentry Vehicle Fusing...
Significance: The AVRFS facility was built for the U.S. Air Force to evaluate the impact of gamma radiation on certain packages of instruments related to the fuzing system of guided missile warheads. During the... More
Wright-Patterson Air Force Base, Area B, Building 4, Modification Hang...
Significance: This southernmost anchor of the Wright Field flightline complex provided a multi-bay facility for aircraft modification and flight research functions during World War II. Unprocessed Field note m... More
Bureau of Mines Metallurgical Research Laboratory, Original Building, ...
Significance: Building 200, as part of the Date Street Complex, was part of the Bureau of Mines Electrometallurgical Research Facility located in Boulder City. As such, it is within the designated Boulder City... More
Rocky Mountain Arsenal, Acetylene Scrubbing Building-Product Developme...
Survey number: HAER CO-21-BQ Public domain photograph - historical image of Colorado, United States, free to use, no copyright restrictions image - Picryl description
Idaho National Engineering Laboratory, Test Area North, Hangar No. 629...
Significance: TAN 629 was built as the Flight Engine Test facility for the Aircraft Nuclear Propulsion Project of the U.S. Air Force and the Atomic Energy Commission. Intended to house a test jet airplane using... More
Idaho National Engineering Laboratory, Test Area North, Hangar No. 629...
Significance: TAN 629 was built as the Flight Engine Test facility for the Aircraft Nuclear Propulsion Project of the U.S. Air Force and the Atomic Energy Commission. Intended to house a test jet airplane using... More
Idaho National Engineering Laboratory, Test Area North, Hangar No. 629...
Significance: TAN 629 was built as the Flight Engine Test facility for the Aircraft Nuclear Propulsion Project of the U.S. Air Force and the Atomic Energy Commission. Intended to house a test jet airplane using... More
Idaho National Engineering Laboratory, Test Area North, Hangar No. 629...
Significance: TAN 629 was built as the Flight Engine Test facility for the Aircraft Nuclear Propulsion Project of the U.S. Air Force and the Atomic Energy Commission. Intended to house a test jet airplane using... More
Rocky Mountain Arsenal, Ethylene Generator-R & D Laboratory, December ...
Survey number: HAER CO-21-D Public domain photograph of diesel or electric train engine, free to use, no copyright restrictions image - Picryl description
NASA Industrial Plant, Missile Research Laboratory, 12214 Lakewood Bou...
Significance: Building 41 was used for missile research and construction and is a contributing factor to the historic value of the NASA site. Survey number: HAER CA-310-G Building/structure dates: 1942 Initia... More
U.S. Geological Survey, Rock Magnetics Laboratory, 345 Middlefield Roa...
Significance: The temporary building, which was originally a temporary military hospital, became, in 1959, the home of the Rock Magnetics Laboratory and the site of revolutionary research in the field of earth ... More
Hughes Aircraft Company, Cargo Building, 6775 Centinela Avenue, Los An...
Significance: Known to posterity as the structure where the famed "Spruce Goose" was built, the monumental Building 15 is constructed entirely of wood and consists of two parallel gabled hangar bays, designated... More
Hughes Aircraft Company, Cargo Building, 6775 Centinela Avenue, Los An...
Significance: Known to posterity as the structure where the famed "Spruce Goose" was built, the monumental Building 15 is constructed entirely of wood and consists of two parallel gabled hangar bays, designated... More
Hughes Aircraft Company, Cargo Building, 6775 Centinela Avenue, Los An...
Significance: Known to posterity as the structure where the famed "Spruce Goose" was built, the monumental Building 15 is constructed entirely of wood and consists of two parallel gabled hangar bays, designated... More
Cape Canaveral Air Force Station, Launch Complex 34, Operations Suppor...
Significance: The Operations Support Building (OSB) is located in the Launch Complex (LC) 34 Area of the Cape Canaveral Air Force Station (CCAFS). This one-story, 30,506 square foot (ft2) facility, built in 19... More
Thomas A. Edison Laboratories, Building No. 2, West Orange, Essex Coun...
See also HABS NJ-808 (A-B) for additional documentation. Significance: The Chemistry Laboratory was built in 1887 and was used as a chemistry lab until Edison's death in 1931. It was deliberately maintained as... More
Watertown Arsenal, Building No. 312, Wooley Avenue, Watertown, Middles...
Significance: Building No. 312, constructed to facilitate the erection of gun carriages, is significant for its industrial association with three adjacent buildings to the west, south, and north (312, HAER No. ... More
Rocky Mountain Arsenal, Laboratory Building, 510 feet South of Decembe...
Survey number: HAER CO-21-AO Public domain photograph - historical image of Colorado, United States, free to use, no copyright restrictions image - Picryl description
Rocky Mountain Arsenal, Laboratory Building, 510 feet South of Decembe...
Survey number: HAER CO-21-AO Public domain photograph - historical image of Colorado, United States, free to use, no copyright restrictions image - Picryl description
Natick Research & Development Laboratories, Climatic Chambers Building...
Significance: The U.S. Army Natick Research and Development Laboratories is significant primarily for its function and for the buildings and engineering components of the complex which fulfill that function. W... More
Savage Tire Factory, Office Building, 2301 Main Street, San Diego, San...
Survey number: HAER CA-79-B Building/structure dates: ca. 1920 Initial Construction Building/structure dates: 1934 Subsequent Work Building/structure dates: after 1989 Subsequent Work
Savage Tire Factory, Office Building, 2301 Main Street, San Diego, San...
Survey number: HAER CA-79-B Building/structure dates: ca. 1920 Initial Construction Building/structure dates: 1934 Subsequent Work Building/structure dates: after 1989 Subsequent Work
Savage Tire Factory, Office Building, 2301 Main Street, San Diego, San...
Survey number: HAER CA-79-B Building/structure dates: ca. 1920 Initial Construction Building/structure dates: 1934 Subsequent Work Building/structure dates: after 1989 Subsequent Work
Frankford Arsenal, Building No. 68, Southeast corner of Walbach Street...
Significance: Building 68, constructed as a fuze loading house, is associated with the expansion of Frankford Arsenal during World War II. Used as a laboratory after 1946, the building is also associated with ... More
National Institutes of Health, Industrial Hygiene Laboratory, 9000 Roc...
Significance: The Industrial Hygeine Laboratory, constructed in 1938, is one of the original laboratory buildings built for the National Institute of Health (NIH) in Bethesda, and the first laboratory built sol... More
U.S. Steel Homestead Works, Along Monongahela River, north of Eighth A...
Significance: Established in 1879, Homestead Works is one of six plants (Homestead, Edgar Thomson, Duquesne, Irvin, National and Clairton) which, until the collapse in 1982, comprised U.S. Steel's Mon Valley wo... More
Hughes Aircraft Company, Manufacturing Building, 6775 Centinela Avenue...
Significance: Conceived as a research and development building for the Guided Missile Department, Building 20 is a rectangular, high bay single story, steel frame post and beam structure with an L-shaped one st... More
Hughes Aircraft Company, Manufacturing Building, 6775 Centinela Avenue...
Significance: Conceived as a research and development building for the Guided Missile Department, Building 20 is a rectangular, high bay single story, steel frame post and beam structure with an L-shaped one st... More
Rocky Flats Plant, Design Laboratory, Northwest quadrant of Plant, bet...
Significance: This building is a primary contributor of the Rocky Flats Plant historic district, and is associated with the U.S. strategy of nuclear military deterrence during the Cold War, a strategy considere... More
Providence Sewage Treatment System, Fields Point Plant, Laboratory, Er...
Significance: The laboratory was one of three building erected during the original development of Fields Point as the City of Providence's facility for treatment of sewage using the chemical precipitation proce... More
Air Force Plant PJKS, Systems Integration Laboratory, Components Test ...
Significance: It played a significant role in the development of the Titan II ICBM, which not only served as the largest and most destructive weapon in the U.S. nuclear arsenal during the Cold War, but also fun... More
Chrysler Center, Building No. 132, Highland Park, Wayne County, MI
Survey number: HAER MI-142-I Public domain photograph - historical image of Michigan, United States, free to use, no copyright restrictions image - Picryl description
Hughes Aircraft Company, Radar Building, 6775 Centinela Avenue, Los An...
Significance: With more than 200,000 sq ft, Building 12 is by far the largest building of the Hughes complex designed specifically for research and development. It provided a huge increase in office, laborator... More
Old Springdale High School, U.S. Highway 71B, Springdale, Washington C...
1995 Charles E. Peterson Prize, Entry Significance: The Old Springdale High School is located on the south half of a lot consisting of 8.06 acres on what was some miles outside of Springdale Arkansas in 1910 wh... More
Old Springdale High School, U.S. Highway 71B, Springdale, Washington C...
1995 Charles E. Peterson Prize, Entry Significance: The Old Springdale High School is located on the south half of a lot consisting of 8.06 acres on what was some miles outside of Springdale Arkansas in 1910 wh... More
Conrad Refining Company Oil Refinery, Laboratory, 25 feet northwest of...
Significance: The laboratory contributes to the significance of the Conrad Refinery Company Oil Refinery. It is a well-preserved example of a type of support facility provided at a small refinery built between... More
Conrad Refining Company Oil Refinery, Laboratory, 25 feet northwest of...
Significance: The laboratory contributes to the significance of the Conrad Refinery Company Oil Refinery. It is a well-preserved example of a type of support facility provided at a small refinery built between... More
Conrad Refining Company Oil Refinery, Laboratory, 25 feet northwest of...
Significance: The laboratory contributes to the significance of the Conrad Refinery Company Oil Refinery. It is a well-preserved example of a type of support facility provided at a small refinery built between... More
Jet Propulsion Laboratory Edwards Facility, Liner Laboratory, Edwards ...
Unprocessed Field note material exists for this structure: N686 Survey number: HAER CA-163-L
Watertown Arsenal, Building No. 311, Arsenal Street, Watertown, Middle...
Significance: Building No. 311 is essential to understanding Watertown Arsenal activities from World War I to the present day. Reputed to be one of the largest structures in the world in 1917, it was designed ... More
Waterways Experiment Station, Hydraulics Laboratory, Halls Ferry Road,...
Significance: Established in response to a campaign to create a national hydraulics laboratory during the 1920s, the Waterways Experiment Station's activities include the resolution of hydraulic problems in wat... More
Waterways Experiment Station, Hydraulics Laboratory, Halls Ferry Road,...
Significance: Established in response to a campaign to create a national hydraulics laboratory during the 1920s, the Waterways Experiment Station's activities include the resolution of hydraulic problems in wat... More
Waterways Experiment Station, Hydraulics Laboratory, Halls Ferry Road,...
Significance: Established in response to a campaign to create a national hydraulics laboratory during the 1920s, the Waterways Experiment Station's activities include the resolution of hydraulic problems in wat... More
Rocky Mountain Arsenal, Administration-Laboratory- Change House-Bomb R...
Survey number: HAER CO-21-AH Public domain photograph - historical image of Colorado, United States, free to use, no copyright restrictions image - Picryl description
Idaho National Engineering Laboratory, Advanced Reentry Vehicle Fusing...
Significance: The AVRFS facility was built for the U.S. Air Force to evaluate the impact of gamma radiation on certain packages of instruments related to the fuzing system of guided missile warheads. During the... More
Idaho National Engineering Laboratory, Advanced Reentry Vehicle Fusing...
Significance: The AVRFS facility was built for the U.S. Air Force to evaluate the impact of gamma radiation on certain packages of instruments related to the fuzing system of guided missile warheads. During the... More
Idaho National Engineering Laboratory, Advanced Reentry Vehicle Fusing...
Significance: The AVRFS facility was built for the U.S. Air Force to evaluate the impact of gamma radiation on certain packages of instruments related to the fuzing system of guided missile warheads. During the... More
Bureau of Mines Metallurgical Research Laboratory, Original Building, ...
Significance: Building 200, as part of the Date Street Complex, was part of the Bureau of Mines Electrometallurgical Research Facility located in Boulder City. As such, it is within the designated Boulder City... More
Idaho National Engineering Laboratory, Test Area North, Hangar No. 629...
Significance: TAN 629 was built as the Flight Engine Test facility for the Aircraft Nuclear Propulsion Project of the U.S. Air Force and the Atomic Energy Commission. Intended to house a test jet airplane using... More
Idaho National Engineering Laboratory, Test Area North, Hangar No. 629...
Significance: TAN 629 was built as the Flight Engine Test facility for the Aircraft Nuclear Propulsion Project of the U.S. Air Force and the Atomic Energy Commission. Intended to house a test jet airplane using... More
Rocky Mountain Arsenal, Ethylene Generator-R & D Laboratory, December ...
Survey number: HAER CO-21-D Public domain photograph - historical image of Colorado, United States, free to use, no copyright restrictions image - Picryl description
Air Force Plant PJKS, Systems Integration Laboratory, Systems Integrat...
Significance: It played a significant role in the development of the Titan II ICBM, which not only served as the largest and most destructive weapon in the U.S. nuclear arsenal during the Cold War, but also fun... More
Air Force Plant PJKS, Systems Integration Laboratory, Systems Integrat...
Significance: It played a significant role in the development of the Titan II ICBM, which not only served as the largest and most destructive weapon in the U.S. nuclear arsenal during the Cold War, but also fun... More
NASA Industrial Plant, Missile Research Laboratory, 12214 Lakewood Bou...
Significance: Building 41 was used for missile research and construction and is a contributing factor to the historic value of the NASA site. Survey number: HAER CA-310-G Building/structure dates: 1942 Initia... More
U.S. Geological Survey, Rock Magnetics Laboratory, 345 Middlefield Roa...
Significance: The temporary building, which was originally a temporary military hospital, became, in 1959, the home of the Rock Magnetics Laboratory and the site of revolutionary research in the field of earth ... More
U.S. Geological Survey, Rock Magnetics Laboratory, 345 Middlefield Roa...
Significance: The temporary building, which was originally a temporary military hospital, became, in 1959, the home of the Rock Magnetics Laboratory and the site of revolutionary research in the field of earth ... More
Hughes Aircraft Company, Cargo Building, 6775 Centinela Avenue, Los An...
Significance: Known to posterity as the structure where the famed "Spruce Goose" was built, the monumental Building 15 is constructed entirely of wood and consists of two parallel gabled hangar bays, designated... More
Hughes Aircraft Company, Cargo Building, 6775 Centinela Avenue, Los An...
Significance: Known to posterity as the structure where the famed "Spruce Goose" was built, the monumental Building 15 is constructed entirely of wood and consists of two parallel gabled hangar bays, designated... More
Hughes Aircraft Company, Cargo Building, 6775 Centinela Avenue, Los An...
Significance: Known to posterity as the structure where the famed "Spruce Goose" was built, the monumental Building 15 is constructed entirely of wood and consists of two parallel gabled hangar bays, designated... More
Hughes Aircraft Company, Cargo Building, 6775 Centinela Avenue, Los An...
Significance: Known to posterity as the structure where the famed "Spruce Goose" was built, the monumental Building 15 is constructed entirely of wood and consists of two parallel gabled hangar bays, designated... More
Hughes Aircraft Company, Cargo Building, 6775 Centinela Avenue, Los An...
Significance: Known to posterity as the structure where the famed "Spruce Goose" was built, the monumental Building 15 is constructed entirely of wood and consists of two parallel gabled hangar bays, designated... More
Cape Canaveral Air Force Station, Launch Complex 34, Operations Suppor...
Significance: The Operations Support Building (OSB) is located in the Launch Complex (LC) 34 Area of the Cape Canaveral Air Force Station (CCAFS). This one-story, 30,506 square foot (ft2) facility, built in 19... More
Cape Canaveral Air Force Station, Launch Complex 34, Operations Suppor...
Significance: The Operations Support Building (OSB) is located in the Launch Complex (LC) 34 Area of the Cape Canaveral Air Force Station (CCAFS). This one-story, 30,506 square foot (ft2) facility, built in 19... More
Thomas A. Edison Laboratories, Main Street & Lakeside Avenue, West Ora...
See also HABS NJ-808 (A-B) for additional documentation. Significance: The Thomas A. Edison West Orange Laboratory site represents a significant era in the history of American manufacturing. Edison originally ... More
Thomas A. Edison Laboratories, Main Street & Lakeside Avenue, West Ora...
See also HABS NJ-808 (A-B) for additional documentation. Significance: The Thomas A. Edison West Orange Laboratory site represents a significant era in the history of American manufacturing. Edison originally ... More