Artificial roof horizon mercury jar lid
Threaded funnel-shaped lid for the artificial roof horizon mercury jar.
Object details
| ID: | ACO1262.5 |
|---|---|
| Type: | Artificial roof horizon mercury jar lid |
| Display location: | Not on display |
| Credit: | National Maritime Museum, Greenwich, London, Admiralty Compass Observatory |
| Parts: | Roof artificial horizon (Artificial Mercurial Horizon) |