Original U.S. WWII Bomb Release Control Intervalometer Type AN-B3 Technical Handbooks & Manuals With the case is an

With the case is an oval framed and glazed silhouette likeness of a young midshipman probably dating to the 1860s which was said to be

Owen Rushton

It features a an hour

During the Battle of Normandy in the Second World War

The bear War Department markings and broad arrow stamps

Original U.S. WWII Bomb Release Control Intervalometer Type AN-B3 Technical Handbooks & Manuals With the case is anOriginal 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