![](https://coimages.sciencemuseumgroup.org.uk/21/507/large_thumbnail_1983_0816__0001_.jpg)
Pelorus or bearing plate
- Made:
- 1914-1933 in United Kingdom
![Pelorus or bearing plate](https://coimages.sciencemuseumgroup.org.uk/36/97/medium_1933_0491.jpg)
Pelorus (or bearing plate), pattern 42, in wood box, used in submarines during the First World War, battery operated, unsigned, 1914-1933. Made specifically for the Admiralty.
Details
- Category:
- Navigation
- Object Number:
- 1933-491
- Materials:
- brass (copper, zinc alloy), glass, mahogany (wood), paint, steel (metal) and cotton (fibre)
- Measurements:
-
overall: 225 mm x 247 mm x 237 mm, 5.955kg
- type:
- bearing plate
- credit:
- Admiralty Compass Observatory