Ellsworth Air Force Base, Mess Hall & Administration Building, 1301 El...
Significance: The Mess Hall and Administration Building (Building No. 1211) is one of at least four men's mess halls constructed at the base during the early 1950s; all are of a similar configuration, and are p... More
Winterthur Farms, Intersection State Routes 92 & 100, Intersection Sta...
Significance: This intersection is surrounded by a rural landscape and buildings, structures, objects and sites once functionally-related to Winterthur Farms and one branch of the de Pont family. Winterthur Fa... More
Bureau of Standards. Calibration of clinical thermometers
Public domain photograph of laboratory, scientist, free to use, no copyright restrictions image - Picryl description
Ellsworth Air Force Base, Mess Hall & Administration Building, 1301 El...
Significance: The Mess Hall and Administration Building (Building No. 1211) is one of at least four men's mess halls constructed at the base during the early 1950s; all are of a similar configuration, and are p... More
Winterthur Farms, Intersection State Routes 92 & 100, Intersection Sta...
Significance: This intersection is surrounded by a rural landscape and buildings, structures, objects and sites once functionally-related to Winterthur Farms and one branch of the de Pont family. Winterthur Fa... More
Winterthur Farms, Intersection State Routes 92 & 100, Intersection Sta...
Significance: This intersection is surrounded by a rural landscape and buildings, structures, objects and sites once functionally-related to Winterthur Farms and one branch of the de Pont family. Winterthur Fa... More
Winterthur Farms, Intersection State Routes 92 & 100, Intersection Sta...
Significance: This intersection is surrounded by a rural landscape and buildings, structures, objects and sites once functionally-related to Winterthur Farms and one branch of the de Pont family. Winterthur Fa... More
Ellsworth Air Force Base, Mess Hall & Administration Building, 1301 El...
Significance: The Mess Hall and Administration Building (Building No. 1211) is one of at least four men's mess halls constructed at the base during the early 1950s; all are of a similar configuration, and are p... More
Ellsworth Air Force Base, Mess Hall & Administration Building, 1301 El...
Significance: The Mess Hall and Administration Building (Building No. 1211) is one of at least four men's mess halls constructed at the base during the early 1950s; all are of a similar configuration, and are p... More
West Branch Pennsylvania Canal, Lock No. 34 Lock Keeper's House, South...
Significance: The lock keeper's house at Lock No. 34 (see HAER No. PA-188-A) is a historically significant remnant of the Pennsylvania state-built canal system. Part of the West Branch Pennsylvania Canal (see ... More
Ellsworth Air Force Base, Mess Hall & Administration Building, 1301 El...
Significance: The Mess Hall and Administration Building (Building No. 1211) is one of at least four men's mess halls constructed at the base during the early 1950s; all are of a similar configuration, and are p... More
Aberdeen Proving Ground, Company Administration Building, Flare Loop, ...
See also HAER MD-47 for additional documentation. Significance: Building No. 4647 is an example of a 24-clerk company administration building constructed according to standardized plan Type A-7, 800-210 series ... More
Ellsworth Air Force Base, Mess Hall & Administration Building, 1301 El...
Significance: The Mess Hall and Administration Building (Building No. 1211) is one of at least four men's mess halls constructed at the base during the early 1950s; all are of a similar configuration, and are p... More
Winterthur Farms, Intersection State Routes 92 & 100, Intersection Sta...
Significance: This intersection is surrounded by a rural landscape and buildings, structures, objects and sites once functionally-related to Winterthur Farms and one branch of the de Pont family. Winterthur Fa... More
Aberdeen Proving Ground, Company Administration Building, Flare Loop, ...
See also HAER MD-47 for additional documentation. Significance: Building No. 4647 is an example of a 24-clerk company administration building constructed according to standardized plan Type A-7, 800-210 series ... More
Aberdeen Proving Ground, Company Administration Building, Flare Loop, ...
See also HAER MD-47 for additional documentation. Significance: Building No. 4647 is an example of a 24-clerk company administration building constructed according to standardized plan Type A-7, 800-210 series ... More
West Branch Pennsylvania Canal, Lock No. 34, South of State Route 664 ...
Significance: Lock No. 34 of the Lycoming Line of the West Branch Pennsylvania Canal (see HAER No. PA-188) is a historically significant remnant of the Pennsylvania state-built canal system. This c. 1834 struc... More
West Branch Pennsylvania Canal, Lock No. 34, South of State Route 664 ...
Significance: Lock No. 34 of the Lycoming Line of the West Branch Pennsylvania Canal (see HAER No. PA-188) is a historically significant remnant of the Pennsylvania state-built canal system. This c. 1834 struc... More
Ellsworth Air Force Base, Mess Hall & Administration Building, 1301 El...
Significance: The Mess Hall and Administration Building (Building No. 1211) is one of at least four men's mess halls constructed at the base during the early 1950s; all are of a similar configuration, and are p... More
Ellsworth Air Force Base, Mess Hall & Administration Building, 1301 El...
Significance: The Mess Hall and Administration Building (Building No. 1211) is one of at least four men's mess halls constructed at the base during the early 1950s; all are of a similar configuration, and are p... More
Winterthur Farms, Intersection State Routes 92 & 100, Intersection Sta...
Significance: This intersection is surrounded by a rural landscape and buildings, structures, objects and sites once functionally-related to Winterthur Farms and one branch of the de Pont family. Winterthur Fa... More
Winterthur Farms, Intersection State Routes 92 & 100, Intersection Sta...
Significance: This intersection is surrounded by a rural landscape and buildings, structures, objects and sites once functionally-related to Winterthur Farms and one branch of the de Pont family. Winterthur Fa... More
Winterthur Farms, Intersection State Routes 92 & 100, Intersection Sta...
Significance: This intersection is surrounded by a rural landscape and buildings, structures, objects and sites once functionally-related to Winterthur Farms and one branch of the de Pont family. Winterthur Fa... More
Philadelphia Zoological Gardens, 3400 West Girard Avenue, Philadelphia...
See also HABS PA-1662 & PA-1663 for other Zoological Gardens documentation. See also field notes for HABS PA-6211 for additional documentation. Additional documentation includes photographs & drawings. Signific... More
Winterthur Farms, Intersection State Routes 92 & 100, Intersection Sta...
Significance: This intersection is surrounded by a rural landscape and buildings, structures, objects and sites once functionally-related to Winterthur Farms and one branch of the de Pont family. Winterthur Fa... More
Aberdeen Proving Ground, Company Administration Building, Flare Loop, ...
See also HAER MD-47 for additional documentation. Significance: Building No. 4647 is an example of a 24-clerk company administration building constructed according to standardized plan Type A-7, 800-210 series ... More
Testing machine. Longest testing machine in the world
Public domain photograph of building interior, office, room, free to use, no copyright restrictions image - Picryl description
Bureau of Standards. Accuracy reading of thermometer
Public domain photograph of a woman, female portrait, free to use, no copyright restrictions image - Picryl description
Ellsworth Air Force Base, Mess Hall & Administration Building, 1301 El...
Significance: The Mess Hall and Administration Building (Building No. 1211) is one of at least four men's mess halls constructed at the base during the early 1950s; all are of a similar configuration, and are p... More
West Branch Pennsylvania Canal, Lock No. 34 Lock Keeper's House, South...
Significance: The lock keeper's house at Lock No. 34 (see HAER No. PA-188-A) is a historically significant remnant of the Pennsylvania state-built canal system. Part of the West Branch Pennsylvania Canal (see ... More
Ellsworth Air Force Base, Mess Hall & Administration Building, 1301 El...
Significance: The Mess Hall and Administration Building (Building No. 1211) is one of at least four men's mess halls constructed at the base during the early 1950s; all are of a similar configuration, and are p... More
West Branch Pennsylvania Canal, Lock No. 34 Lock Keeper's House, South...
Significance: The lock keeper's house at Lock No. 34 (see HAER No. PA-188-A) is a historically significant remnant of the Pennsylvania state-built canal system. Part of the West Branch Pennsylvania Canal (see ... More
Winterthur Farms, Intersection State Routes 92 & 100, Intersection Sta...
Significance: This intersection is surrounded by a rural landscape and buildings, structures, objects and sites once functionally-related to Winterthur Farms and one branch of the de Pont family. Winterthur Fa... More
Aberdeen Proving Ground, Company Administration Building, Flare Loop, ...
See also HAER MD-47 for additional documentation. Significance: Building No. 4647 is an example of a 24-clerk company administration building constructed according to standardized plan Type A-7, 800-210 series ... More
Ellsworth Air Force Base, Mess Hall & Administration Building, 1301 El...
Significance: The Mess Hall and Administration Building (Building No. 1211) is one of at least four men's mess halls constructed at the base during the early 1950s; all are of a similar configuration, and are p... More
Ellsworth Air Force Base, Mess Hall & Administration Building, 1301 El...
Significance: The Mess Hall and Administration Building (Building No. 1211) is one of at least four men's mess halls constructed at the base during the early 1950s; all are of a similar configuration, and are p... More
Winterthur Farms, Intersection State Routes 92 & 100, Intersection Sta...
Significance: This intersection is surrounded by a rural landscape and buildings, structures, objects and sites once functionally-related to Winterthur Farms and one branch of the de Pont family. Winterthur Fa... More
Winterthur Farms, Intersection State Routes 92 & 100, Intersection Sta...
Significance: This intersection is surrounded by a rural landscape and buildings, structures, objects and sites once functionally-related to Winterthur Farms and one branch of the de Pont family. Winterthur Fa... More
Parke, Davis and Company, manufacturing chemists, Detroit, Michigan. W...
Public domain photograph of laboratory, scientist, free to use, no copyright restrictions image - Picryl description
Philadelphia Zoological Gardens, 3400 West Girard Avenue, Philadelphia...
See also HABS PA-1662 & PA-1663 for other Zoological Gardens documentation. See also field notes for HABS PA-6211 for additional documentation. Additional documentation includes photographs & drawings. Signific... More
Philadelphia Zoological Gardens, 3400 West Girard Avenue, Philadelphia...
See also HABS PA-1662 & PA-1663 for other Zoological Gardens documentation. See also field notes for HABS PA-6211 for additional documentation. Additional documentation includes photographs & drawings. Signific... More
West Branch Pennsylvania Canal, Lock No. 34 Lock Keeper's House, South...
Significance: The lock keeper's house at Lock No. 34 (see HAER No. PA-188-A) is a historically significant remnant of the Pennsylvania state-built canal system. Part of the West Branch Pennsylvania Canal (see ... More
Winterthur Farms, Intersection State Routes 92 & 100, Intersection Sta...
Significance: This intersection is surrounded by a rural landscape and buildings, structures, objects and sites once functionally-related to Winterthur Farms and one branch of the de Pont family. Winterthur Fa... More
Aberdeen Proving Ground, Company Administration Building, Flare Loop, ...
See also HAER MD-47 for additional documentation. Significance: Building No. 4647 is an example of a 24-clerk company administration building constructed according to standardized plan Type A-7, 800-210 series ... More
U.S.S. Oklahoma, Preliminary trial, Standardization Course, Rockland, ...
Picryl description: Public domain image of naval activity, ship, sea, 19th-20th century navy, free to use, no copyright restrictions.
AIRCRAFT STANDARDIZATION BOARD. JOINT ARMY-NAVY TECHNICAL BOARD. SEATE...
A black and white photo of a group of men. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Bureau of Standards. Cone mixer used for mixing standard samples for c...
Picryl description: Public domain image of a factory, plant, manufacture, assembly line, industrial facility, early 20th-century industrial architecture, free to use, no copyright restrictions.
West Branch Pennsylvania Canal, Lock No. 34 Lock Keeper's House, South...
Significance: The lock keeper's house at Lock No. 34 (see HAER No. PA-188-A) is a historically significant remnant of the Pennsylvania state-built canal system. Part of the West Branch Pennsylvania Canal (see ... More
Aberdeen Proving Ground, Company Administration Building, Flare Loop, ...
See also HAER MD-47 for additional documentation. Significance: Building No. 4647 is an example of a 24-clerk company administration building constructed according to standardized plan Type A-7, 800-210 series ... More
Aberdeen Proving Ground, Company Administration Building, Flare Loop, ...
See also HAER MD-47 for additional documentation. Significance: Building No. 4647 is an example of a 24-clerk company administration building constructed according to standardized plan Type A-7, 800-210 series ... More
Aberdeen Proving Ground, Company Administration Building, Flare Loop, ...
See also HAER MD-47 for additional documentation. Significance: Building No. 4647 is an example of a 24-clerk company administration building constructed according to standardized plan Type A-7, 800-210 series ... More
Bureau of Standards. Accuracy reading of thermometer
Public domain photograph of a woman, female portrait, free to use, no copyright restrictions image - Picryl description
Winterthur Farms, Intersection State Routes 92 & 100, Intersection Sta...
Significance: This intersection is surrounded by a rural landscape and buildings, structures, objects and sites once functionally-related to Winterthur Farms and one branch of the de Pont family. Winterthur Fa... More
Our standard (gauge) adopted all over the union / Th. Nast.
Cartoon, on the celebration of the final conversion of broad gauge railroad tracks in the South to the standard gauge railroad tracks in the North, showing three men holding U.S. flag at front of locomotive. Il... More
Ellsworth Air Force Base, Mess Hall & Administration Building, 1301 El...
Significance: The Mess Hall and Administration Building (Building No. 1211) is one of at least four men's mess halls constructed at the base during the early 1950s; all are of a similar configuration, and are p... More
Testing machine. Longest testing machine in the world
Item title devised. Logbook annotation: The longest testing machine in the world. Part of equipment of Bureau of Standards for determining the strength of structural material. Capacity is 10,000,000 pounds-per-... More
Bureau of Standards. Calibration of clinical thermometers
Public domain photograph of laboratory, scientist, free to use, no copyright restrictions image - Picryl description
Bureau of Standards. Standardization of card colors: Kenneth Kelley ju...
Picryl description: Public domain image of a bureau, office furniture, desk, chair, free to use, no copyright restrictions.
Ellsworth Air Force Base, Mess Hall & Administration Building, 1301 El...
Significance: The Mess Hall and Administration Building (Building No. 1211) is one of at least four men's mess halls constructed at the base during the early 1950s; all are of a similar configuration, and are p... More
Winterthur Farms, Intersection State Routes 92 & 100, Intersection Sta...
Significance: This intersection is surrounded by a rural landscape and buildings, structures, objects and sites once functionally-related to Winterthur Farms and one branch of the de Pont family. Winterthur Fa... More
Winterthur Farms, Intersection State Routes 92 & 100, Intersection Sta...
Significance: This intersection is surrounded by a rural landscape and buildings, structures, objects and sites once functionally-related to Winterthur Farms and one branch of the de Pont family. Winterthur Fa... More
Mechanics. Coal measuring Kneass sc
Print shows a mechanical device for measuring coal. Each component is lettered, but lacks the identifying key. Printed at top right: "Plate." (DLC/PP-2001:068) Forms part of: Marian S. Carson collection at the... More
Ellsworth Air Force Base, Mess Hall & Administration Building, 1301 El...
Significance: The Mess Hall and Administration Building (Building No. 1211) is one of at least four men's mess halls constructed at the base during the early 1950s; all are of a similar configuration, and are p... More