File:Example on the practical methods of ventilating 006.png
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Example on the practical methods of ventilating buildings 006
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 19:52, 12 July 2025 | | 1,000 × 1,706 (23 KB) | BobNearSeattle (talk | contribs) |
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