This special page shows all uploaded files.
| Date | Name | Thumbnail | Size | Description | Versions |
|---|---|---|---|---|---|
| 20:17, 29 November 2022 | Mayan Women Learn Solar.jpg (file) |  |
6.32 MB | 1 | |
| 22:05, 1 February 2019 | MSU Solar Vaccine Refrigerator.JPG (file) |  |
990 KB | Proof of concept solar vaccine refrigerator. This working model was built in Guatemala in just four days. | 1 |
| 21:27, 7 December 2018 | MSU Treadle Pump.JPG (file) |  |
73 KB | Prototype treadle pump. Attribution: The Appropriate Technology Collaborative www.apptechdesign.org | 1 |
