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MSU_Treadle_Pump.JPG (739 × 553 pixels, file size: 73 KB, MIME type: image/jpeg)
Prototype treadle pump.
Attribution: The Appropriate Technology Collaborative www.apptechdesign.org
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 21:27, 7 December 2018 | | 739 × 553 (73 KB) | Jsbarrie (talk | contribs) | Prototype treadle pump. Attribution: The Appropriate Technology Collaborative www.apptechdesign.org |
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