Compass, Pilots Repeater Indicator Mk I RAF Ref 6A/1584, Distant Reading Compass PV-2 Harpoon but could be replace with

but could be replace with fresh fluid

but it is fully intact

The cover is printed in gold Cyrillic letters: DEVICE FOR CORRECTION OF FIRE

But this is immediately noticeable

revealing the gyro mechanism itself

Compass, Pilots Repeater Indicator Mk I RAF Ref 6A/1584, Distant Reading Compass PV-2 Harpoon but could be replace withHere is a WWII era Compass, Pilots Repeater Indicator Mk I Stores Ref 6A 1584, a component of the Distant Reading Compass system, as use in early versions of large British RAF aircraft such as the Avro Lancaster, Vickers Wellington, and Short Sunderland (see image showing the location of the indicator from the Lancaster Pilots Notes from 1944). The serial number is evidence of it's year of manufacture of 1941. Here's a bit of history from the