B-47 Stratofortress Type A-5 Fire Control System Maintenance Digest French Armée de l'Air The knurled dial around the

The knurled dial around the face can be rotated by the pilot or crew member to the desired direction of flight

indicative of a manufacturing year of 1951 for an order by the US Air Force

This is the "Control Unit"

28 pages) and Instrument Approach System (TO 30-100F-1

B-47 Stratofortress Type A-5 Fire Control System Maintenance Digest French Armée de l'Air The knurled dial around theThis is an original Maintenance Digest for the General Electric Type A 5 Fire Control System Model 2CFR10A2 used in B and E versions of the USAF's Boeing B 47 Stratofortress Strategic Bomber. It is dated February 1954. The Type A 5 Fire Control System was a radar directed tail defense system using twin 20mm cannons mounted in a tail turret. The system controls were mounted behind the co pilot, who would swivel his seat rearward to operate the system.