Engine direction indicator with rotary switch
'Ray's' engine direction indicator with rotary switch, by J W Ray & Co. Liverpool Ltd, Liverpool, England, 1953-1954
- Measurements:
-
overall: 9.22kg
- Materials:
- glass , brass (copper, zinc alloy) and steel (metal) - galvanised
- Object Number:
- 1954-448/1
- type:
- navigational instrument