F.232 Data Sheet MJS-p-0403
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K&E, Aerial Dead Reckoning Computer, 1938-1941

Serial Number or Date Stamp:
| Country: USA | Primary construction material: Al | Case included?: yes |
General Description: Specialty circular aviation slide rule
Length of 1 decade = 14 in, and overall scale length = 14 in. The largest physical dimension is 6 in.
Front Scales: mi [ min hr ] Temp/Press
Back Scales: true [ wind ]
Notes: Very early E-6B type (Contract No. AC-16046), Dalton-style, with Dalton patent; original red chart slide; worn leather case; U.S. Army Air Corps, WWII
References: JOS 6.2 p32 (1997)
Date Acquired: 11/29/2025