| Conflict | WW II (1939-45) |
|---|---|
| Original/Reproduction | Original |
| Theme | Militaria |
| Region of Origin | Japan |
| Country of Origin | United States |
Check the listing for details. WWII Japanese Type-4 Flight Navigation Calculator. Condition: Used, Made in United States. Listed at 500.00 USD. This was the Imperial Japanese equivalent of the E6B flight computer used by Allied aircrews. This model was used from the late 1930's through 1945 and is considerably rarer than most allied E6B computers.