Hair Pattern Hygrometer, by B. Gourdon, Geneva, Mid-19th Century | |
| Inventory Number: | 30851 |
| Object Type: | |
| Place Created: | Geneva Switzerland Europe |
| Brief Description: | A hair pattern hygrometer used for measuring the humidity. In a fitted wooden case lined with velvet. |
| Collection Group: | |
| Material(s): |
Wood Leather Velvet Copper Alloy Metal |
Narratives | |
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