Original U.S. WWII Bomb Release Control Intervalometer Type AN-B3 Russian Machine Guns as well as brass service

as well as brass service buttons

which is also seen on the lock screws (247)

including three or more hand-ground fuller grooves and a rounded point

with a very scare trademark for the type

Original U.S. WWII Bomb Release Control Intervalometer Type AN-B3 Russian Machine Guns as well as brass serviceOriginal Item: Only One Available. The Bomb Release Control (Intervalometer) permitted a bombardier to control the number of bombs dropped per release and their impact spacing. This would be used to set up a carpet bombing run, for example, over a large railroad marshalling yard, vs a more concentrated drop over a specific site such as a ball bearing factory. The left dial selected the spacing interval between bombs at a given airspeed, while the