Bombing Angle Computer Mk 1 Ref 9/4482 RAF 1956 B-47 The three colors of the

The three colors of the brochures may indicate 3 different series

but the fluid in the rear chamber is absent and there is a slight internal rattle

It is in near perfect condition

Spare Clear Lens 5A/1320 (packaged separately)

assuming to be in seconds (since it does not run)

Bombing Angle Computer Mk 1 Ref 9/4482 RAF 1956 B-47 The three colors of theThis is an original Bombing Angle Computer Mk 1 Ref No 9 4882 as used by bomb aimers of the British RAF. This heavy 8 inch metal calculator was first used during WWII in bombers such as the Lancaster. This version, Mod. Inst. D. 38. LNP R 3 1956, was likely from 1956 and was used in Canberra's and possibly early V bombers. Its in terrific condition given its age.