[R-390] was: Theory Question now: abacus (OT)

[Les Locklear]

They issued those when you flew Sopwith Camels and SPAD's?

The Devil made me do it!!!

Sounds like the Type MB-4, Computer, Air Navigation, Dead Reckoning.....

I still have one in the leather slip case.

Les Locklear

"Reminds me of my safari in Africa. Somebody forgot the corkscrew and for 
several days we had to live on nothing but food and water."

W. C. Fields
1880 - 1946

----- Original Message ----- 
From: "Dan Arney" <hankarn at pacbell.net>
To: "Barry" <n4buq at knology.net>
Cc: "R-390 HF Receiver List" <r-390 at mailman.qth.net>
Sent: Thursday, December 04, 2008 11:40 AM
Subject: Re: [R-390] was: Theory Question now: abacus (OT)


>I used a circular slide rule while flying, one side was same as slide
> rule, flip side did wind vectors.
> Shirt pocket size.
>
> Hank
> KN6DI
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