![](https://coimages.sciencemuseumgroup.org.uk/42/398/medium_thumbnail_1978_0334__0002_.jpg)
Plain cylindrical vacuum vessel
- Made:
- 1900-1982
![Plain cylindrical vacuum vessel, slit silvered](https://coimages.sciencemuseumgroup.org.uk/371/998/medium_smg00083480.jpg)
Plain cylindrical vacuum vessel, slit silvered, no fitting (Sir James Dewar's research vacuum apparatus)
Plain cylindrical vacuum vessel, slit silvered, no fitting (Sir James Dewar's research vacuum apparatus)