[GreenKeys] OT: Selsyns - MK I fire control

[John Lawson]

  For the Curious, here is (one of many) the URL for a nice description and 
pictures of the Navy fire control computer.


http://www.de220.com/Armament/Fire%20Directors/Mk%201%20Computer/Mk%201%20Computer.htm


  Cheers

John  KB6SCO