![File:Pressey Testing Machine 1.jpg](http://up.wiki.x.io/wikipedia/en/thumb/5/5c/Pressey_Testing_Machine_1.jpg/600px-Pressey_Testing_Machine_1.jpg?20060909200741)
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Summary
editExterior of Pressey Testing Machine, patent dates 1928 and 1930.
Interior view also available.
Photograph by User:Gomer Bolstrood, September 7, 2006.
Released to the public domain.
Licensing
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File history
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 20:07, 9 September 2006 | ![]() | 1,512 × 1,512 (900 KB) | Gomer Bolstrood (talk | contribs) | Exterior of Pressey Testing Machine, manufactured circa 1930. Photograph by User:Gomer Bolstrood, September 7, 2006. Released to the public domain |
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