Clemancon type 1920 - 1930 (Q31803)
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Revision as of 15:07, 28 January 2026 by ChrisVG (talk | contribs) (Created claim: Property:P33: Item:Q31802)
mechanical light board
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Clemancon type 1920 - 1930 | mechanical light board |