Original U.S. WWII Sperry T-1A Bombsight by AC Spark Plug Division of GMC Antique Handguns the most interesting feature of

the most interesting feature of all is that there is a small silver plaque screwed to the wood scabbard that itself has lost the large upper portion so only the barrel of the scabbard remains

if you collect Jeeps you will know how important that is

signed on 20 July 1933

Stenciled in the lining of the jacket below the data label reads J

and looks to have been made with parts on hand

Original U.S. WWII Sperry T-1A Bombsight by AC Spark Plug Division of GMC Antique Handguns the most interesting feature ofOriginal Item: Only One Available. This World War II bombsight was originally designed by the British (as the Mark XIV bomb sight) and first entered service in 1942. It was also made by Sperry, who made improvements. It was used in the B 25 and deHavilland Mosquito bombers. There is a separate sighting head (with attached gyro), which is not included, that communicated to this computing element. The attachment between the two devices was mechanical