Parts of the hypocaust system. Hot air could circulate in the hollow walls and under the floor. The floor would be raised with tiles like these. Photo 2005.
| Creator: | Jan Hazevoet |
| License: | Creative Commons Attribution-ShareAlike 3.0 |
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| Added: | 2021-08-31 19:56:37 |
| Uploaded by: | Jan Hazevoet |
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