Aircraft Navigational Computer Type N B-66 both pointers are at the

both pointers are at the 0 degree position) that can be set at a target degree range by turning the knob

Interestingly

This 12-page booklet provides an overview for the armorer-in-training

This Swiss-Made Breitling- Wakmann clock is very similar to aircraft clocks made in the 1940 and 50's

Aircraft Navigational Computer Type N B-66 both pointers are at theThis is a WWII era Aircraft Navigational Computer Type N. The bottom of the metal case contains a mechanical computer to solve the wind problem. It has a locking mechanism and a movable arm for drift, adjusted for air speed, interconnected to the heading tracker. The lid contains a calculator for speed, time, and distance, and gals hr. The carton measures ~ 11. 5 in x 4. 5 in x 1 in. Its is in very good condition given its age.