An original navigational computor (not computer) used on RAF and USAAF bombers to navigate

Stores ref. 6B/145. This ICAN computor is the navigator's "table top" version rather than the one with the leg-straps. Metal construction with hinged lid having rotating scales for setting altitude and air temperature etc. Provision inside the lid for a notebook. Rolling graph with revolving bezel marked with compass points. Clear A.M. King's Crown markings