- A fine big size of a Charles Dien Planetaria C. 1830.
- This Copernican planetaria features a simple train mechanism with handle with Sun in Brass, Earth and moon and Mercure and Venus.
- The equatorial circle with months and names of zodiacal houses.
- In its brass meridian circle you can find the inscription “pole Artique” and “pole Antartique”.
Brass circle of the equinoxes.
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