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- View of SWAC
- Photographs; History; Metrology; SWAC computer
- Directly behind the operating console [center foreground] was the Williams memory consisting of a bank of 37 cathode-ray tubes. On either side of the Williams memory were cabinets containing the control unit. Other cabinets in the left background...
- Historic Images
- View of SWAC
- Photographs; History; Metrology; SWAC computer; Instruments
- Directly behind the operating console [center foreground] was the Williams memory consisting of a bank of 37 cathode-ray tubes. On either side of the Williams memory were cabinets containing the control unit. Other cabinets in the left background...
- Historic Images
- View of some of the antennas from which WWV continuously broadcasts 8 standard frequencies
- Photographs; History; Metrology; NBS Radio Station WWV; Radio stations; Frequency standards; 1940s
- This image is part of the WWV NBS Radio Station collection. Since 1923, the National Bureau of Standards (now NIST) has operated radio stations that broadcast standard time and frequency signals that were used as both time and frequency standards....
- Historic Images
- View of SEAC with operator’s control table [foreground]
- Photographs; History; Metrology; SEAC computer; 1950s
- The teletype keyboard and printer were used for direct input and output with numbers and instructions coded in hexadecimal notation. Indirect operation was also possible [in the early operation of SEAC] through the use of punched paper tape. This...
- Historic Images
- View of SEAC computer with operator’s control table in foreground
- Photographs; History; Metrology; SEAC computer; 1950s
- The teletype keyboard and printer were used for direct input and output with numbers and instructions coded in hexadecimal notation. Indirect operation was also possible through the use of punched paper type. This image is part of the SEAC...
- Historic Images
- View of NBS from Connecticut Ave.
- Photographs; History; Metrology
- This image is part of the Buildings on Old Campus collection.
- NBS-NIST Campuses, Buildings, and Labs
- View of NBS from Connecticut Ave.
- Photographs; History; Metrology
- This image is part of the Buildings on Old Campus collection.
- NBS-NIST Campuses, Buildings, and Labs
- View of NBS campus from the Northwest Building
- Photographs; History; Metrology
- This image is part of the Buildings on Old Campus collection.
- NBS-NIST Campuses, Buildings, and Labs
- View of NBS campus from the guards' tents
- Photographs; History; Metrology
- This image is part of the Buildings on Old Campus collection.
- NBS-NIST Campuses, Buildings, and Labs
- View of NBS campus from the East Building
- Photographs; History; Metrology
- This image is part of the Buildings on Old Campus collection.
- NBS-NIST Campuses, Buildings, and Labs
- View of NBS 90 mph wind tunnel, looking towards propeller and exit
- Photographs; History; Metrology; Wind tunnels
- This image is part of the wind tunnel collection. The wind tunnel collection documents a wind tunnel building which began operation in January of 1918. The wind tunnel that Dr. Lyman J. Briggs designed housed a 9-foot propeller that produced air...
- Historic Images
- View of NBS 90 mph wind tunnel, looking from propeller toward measuring apparatus, taken in spring of 1918
- Photographs; History; Metrology; Wind tunnels; 1910s
- This image is part of the wind tunnel collection. The wind tunnel collection documents a wind tunnel building which began operation in January of 1918. The wind tunnel that Dr. Lyman J. Briggs designed housed a 9-foot propeller that produced air...
- Historic Images
- View of building construction at the NBS campus at Connecticut Ave. and Van Ness St. in Washington, DC
- Photographs; History; Metrology; Building
- This image is part of the Construction of Old NBS Campus collection.
- NBS-NIST Campuses, Buildings, and Labs
- View of building construction at the NBS campus at Connecticut Ave. and Van Ness St. in Washington, DC
- Photographs; History; Metrology; Building
- This image is part of the Construction of Old NBS Campus collection.
- NBS-NIST Campuses, Buildings, and Labs
- View of a small test hut showing arrangement for test no. 1 of the Garrison fire detector. March 1932
- Photographs; History; Metrology; Fire prevention; Research; 1930s
- View of a small test hut showing arrangement of thermocouples and a 3-foot by 3-foot alcohol pan for test no. 1 of the Garrison fire detector, March 1932. During the 1920s and 1930s, the NBS Fire Resistance section tested the performance of fire...
- Historic Images
- View in distillation laboratory
- Photographs; History; Metrology; 1940s; Laboratories; Instruments; Hydrocarbons
- This image is part of the Hydrocarbon Standard Samples collection. The Hydrocarbon Standard Samples collection contains photographs of hydrocarbon standards research during the 1940s at the National Bureau of Standards.
- Historic Images
- View in Distillation Laboratory
- Photographs; History; Metrology; 1940s; Women in science; Laboratories; Instruments; Hydrocarbons
- This image is part of the Hydrocarbon Standard Samples collection. The Hydrocarbon Standard Samples collection contains photographs of hydrocarbon standards research during the 1940s at the National Bureau of Standards.
- Historic Images
- View from the outside during progress of a fire
- Photographs; History; Metrology; Fire prevention; Research
- This image is part of the Fire Research collection. A year after the study of refrigeration constants began, Congress authorized an appropriation for another special investigation, a study of fire-resistant properties of building materials. Fires...
- Historic Images
- View from outside during progress of a fire
- Photographs; History; Metrology; Fire prevention; Research; 1920s
- This image is part of the Fire Research collection. A year after the study of refrigeration constants began, Congress authorized an appropriation for another special investigation, a study of fire-resistant properties of building materials. Fires...
- Historic Images
- View from outside during progress of a fire
- Photographs; History; Metrology; Fire prevention; Research
- This image is part of the Fire Research collection. A year after the study of refrigeration constants began, Congress authorized an appropriation for another special investigation, a study of fire-resistant properties of building materials. Fires...
- Historic Images

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