| Shelfmark: | Musée des arts et métiers-CNAM |
|
| Type: | instrument | |
| Dimension: | H.: 1,5; W.: 4,7; L.: 23,5; Mass: 20 g. | |
| Thematic group: |
Instruments
|
| Type: | apparatus |
| Abstract: | Glass tube with bulb at some distance from one end, the other terminating in another bulb with short side limb. |