RAF - Flying Instruments
Item view Item name / description Ref. Manufacturer Date
Course & Speed Calculator, Type MKII

Rectangular body with white grease pencil grip and rotating calculation dial on one side.
The other side has circular white grid dial with flip-up clear plastic arm for convert Air Speed in M.P.H. to Air Speed in Knots.

Règle à calcul pour la navigation.

 6B/119   1939
  Height & Airspeed Calculator, Type MKI A 6B/165 - THE LONDON NAME PLATE Mfg. Co. Ltd. 1940
         
  Navigational Computor, Type MKIII D*

Règle à calcul pour la navigation.

  6B/180   1940
Navigational Computor, Type MKIII H*

Règle à calcul pour la navigation.

  6B/250   1940
Parallel Rule, Navigational

Règle de navigation en bois.

  13/88  - CAPI FIELD'S IMPROVED 1942
  Plotting Board, Navigational  6B/137   1940
A.M. Bubble Sextant, Type MK IX

Sextant à bulle.

  6B/151   1940
  Aircrew Watch, MK VIII  6B/234   1942