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| Name | Last modified | Size | Description |
|---|---|---|---|---|
| Parent Directory | - | ||
| BIOGAS_DIGEST/ | 2013-06-14 15:17 | - | |
| BUILD_YOUR_OWN_TOOLS/ | 2024-04-08 22:34 | - | |
| COMPUTERS/ | 2023-08-21 22:25 | - | |
| ELECTRONICS/ | 2024-04-08 22:30 | - | |
| ENERGY_AND_FUEL/ | 2024-04-08 22:34 | - | |
| FISHING/ | 2023-08-21 22:25 | - | |
| FOOD/ | 2024-04-08 22:34 | - | |
| ITDG_FILES/ | 2023-08-21 22:25 | - | |
| MATH/ | 2023-08-21 22:25 | - | |
| MEDICAL/ | 2023-08-21 22:25 | - | |
| METHANE/ | 2023-08-21 22:25 | - | |
| MORE_SCIENCE/ | 2024-04-08 22:34 | - | |
| MORE_USEFUL_BOOKS/ | 2024-04-08 22:33 | - | |
| PASSIVE_SOLAR_DESIGNS/ | 2023-08-21 22:25 | - | |
| SCIENCE_PROJECTS/ | 2023-08-21 22:25 | - | |
| SELF_ARMED_DEFENSE/ | 2023-08-21 22:25 | - | |
| TOOL-MAKING_and_TOOL-USING/ | 2023-08-21 22:25 | - | |
| WATER/ | 2023-08-21 22:25 | - | |