5922341 A 75mm Pack Howitzer of the 1st Airlanding Light Regiment\'s ?D? Troop, Oosterbeek, 20 September 1944 (b/w photo) by Smith, D.M. Sgt. (fl.1939-45); National Army Museum, London; (add.info.: A 75mm Pack Howitzer of the 1st Airlanding Light Regiment\'s ?D? Troop dug in at Oosterbeek, 20 September 1944. Photograph by Sergeant D M Smith, Army Film and Photographic Unit, World War Two, North West Europe, 1944. An airborne crew was expected to be able to assemble their gun for firing within four minutes of landing. The crew depicted here are (from left to right) Gunner Miller, Gunner Davey, Bombadier Allsop and Sergeant Prentice. Twenty-four of these guns were used at Arnhem during Operation Market Garden. From a collection of 75 British official photographs relating to 1st Airborne Division at Arnhem, Operation MARKET GARDEN,September 1944.); by National Army Museum ; out of copyright.