Computer, Dead Reckoning, Type E-6B, USAAF, in Leather Case


Genuine WWII USAAF Type E-6B dead reckoning computer, designed for estimating the true course considering the aircraft speed, drift and altitude.

Manufactured by J.B. Carroll & Co. in Chicago, Illinois.

Complete and in excellent overall condition, the present slide rule comes in its original russet leather sheath.


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