A 641st Bomb Squadron, 409th Bomb Group A-20 Havoc ('7G', serial number 43-5681) flies above the cloud layer. Handwritten caption on reverse: '641st Bomb Squadron, 409th Bomb Group. Reference for drawing No. 7, C&M No. 13.' Printed caption on reverse: '51636 AC - A Ninth Air Force Bomber Base, England ... Havoc, "Front Line Bomber"... Here is the new Douglas A-20 Havoc, latest addition to the 9th AF invasion arsenal. There are two models one with plexiglass for bombardier. The other model is shown here. Come D-Day, this speedy light bomber, equipped with armorplate nose and six forward firing calibre 50 machine guns, will fly in the aerial spearhead for the Allied push into Hitler's Europe. Add to its fire power a bomb capacity of two tons, and you get a true picture of the Havoc's fighting capabilities. U.S. Air Force Photo.' On reverse: From The Collection of Rene J. Francillon and U.S. Air Force Detachment-5 HQ AAVS (MAC) Photo [Stamps].