Instrument Flying Manuals, Set of 2, Beam and Instrument Approach System 1943 A-30 It is in good condition

It is in good condition given its age

It is presumed to be a WWII-era indicator used in aircraft of the Japanese Navy

it is a fine example

the SCR-274N was used in bombers B-17

the navigator obtains the ground position of the aircraft

Instrument Flying Manuals, Set of 2, Beam and Instrument Approach System 1943 A-30 It is in good conditionThis is an original set of 2 training manuals for pilots of the US Army Air Force during WWII: Standard Beam Approach (TO 30 100E 1, March 1943, 28 pages) and Instrument Approach System (TO 30 100F 1, November 1943, 12 pages). These manuals are in good condition given their age. They came to us from the estate of a B 17 flight instructor.