9 items have been found that match your search request.
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Hand Hewn Pulley
c. 1850
1954.07.01
A pulley and a rope create a simple machine to lift or pull heavy materials. |
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Whitworth Hand Tap & Die set made by Greenfield Tap and Die Corporation during WWII
1941-1945
M.48
Two Greenfield, Massachusetts companies- Greenfield Tap & Die (GTD) and Threadwell Tap & Die- were critical to the British war effort because they were suppliers of these tools during the war. |
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Go and No-Go Thread and Plug Gages made by Greenfield Tap and Die Corporation during WWII
1941-1945
M.49
The quality of gages that could measure a piece of machinery as a "Go" or "No-Go" machine component, gave America a distinct advantage in World War II (WWII) |
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Components of a Proximity Fuze made by Raytheon Manufacturing Company during WWII
1941-1945
M.54
Components of this device, known as a "proximity fuze," were developed by the Raytheon Manufacturing Company in Greenfield, Massachusetts, during World War II (WWII). |
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Threadwell Tap and Die Company's Tap & Die set made in WWII
1941-1945
M.55
In 1934, the Threadwell Tap & Die Company was formed and located on Arch Street in Greenfield, Massachusetts. |
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Partial sample of Saleman's Kit marketed by Threadwell Tap and Die Company
c. 1950
M.56
This is an example of a part of a traveling salesman's kit for the Threadwell Tap & Die Company in Greenfield, Massachusetts. |
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Millers Falls Company's Micrometer with box
c. 1940
M.59
This instrument can measure a dimension to within 1/10,000 of an inch precision. |
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Bit Brace Drill manufactured by Millers Falls Company
c. 1940
M.61
This tool, made by the Millers Falls Company of Greenfield and Millers Falls, Massachusetts, is known as a "bit brace drill." |
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Greenfield Tap and Die Corporation Limit snap gage with bullet
c. 1940
M.50
This "limit snap gage" was developed by the Greenfield Tap & Die Corporation (GTD) in Greenfield, Massachusetts. |