A B-17 Flying Fortress (serial number 42-3483) of the 482nd Bomb Group takes off.from Alconbury Airfield, England B-17G-1-DL 42-3483 MI-A was the first in a batch of twelve B-17s modified in the USA with pre-production AN/APS-15 H2X "Mickey" PFF radar sets under the supervision of the 812th Bombardment Squadron's commanding officer, Captain Fred A Rabo.