| Shelfmark: | Musée des arts et métiers-CNAM |
|
| Type: | instrument | |
| Dimension: | H.: 32; Diam.: 11 | |
| Thematic group: |
Instruments
|
| Type: | apparatus |
| Abstract: | Copper sphere, hollow, with brass tube attached: from end of brass tube of glass protrudes broken at end |