body was found under receding snow in 2007 and was identified Ernest G. Munn. 19/20 November Two British Airspeed Horsa gliders on a top-secret mission (Operation Freshman) to destroy the Vemork Norsk Hydro chemical plant in Norway, which at the time was developing heavy water (deuterium oxide) for Hitler's Atomic bomb, crashed in Norway, killing eleven men outright, with the survivors being captured and executed soon after the crash under direct orders from Hitler. 27 November Douglas O-46A, 35–179, of the 81st Air Base Squadron, piloted by Gordon H. Fleisch, lands downwind at Brooks Field, Harlingen, Texas, runs out of runway, overturns. Written off, it is abandoned in place. More than twenty years later it is discovered by the Antique Airplane Association with trees growing through its wings, and in 1967 it is rescued and hauled to Ottumwa, Iowa. Restoration turns out to beyond the organization's capability, and in September 1970 it is traded to the National Museum of the United States Air Force for a flyable C-47. The (then) Air Force Museum has it restored at Purdue University and places it on display in 1974, the sole survivor of the 91 O-46s built. Post-NovemberHenschel Hs 130E V2, high-altitude reconnaissance and bomber design, first flown in November 1942, is lost on its seventh flight due to an engine fire. Replaced in testing by the V3. Type is never accepted for production. 13 December Canadian Test Observer Harry Griffiths, 20, fell through the floor of a bombsight in a Boston Bomber. Thankfully, American Test Pilot Sid Gerow, 29, flew the plane over the frozen Lake St. Louis. Griffiths let go and glided across the surface for 1 km, surviving with only minor frostbite and severe bruising. 26 December "Second Lt. Henry P. Perchal, 23 years old, son of Mr. and Mrs. Edward Perchal, 3460 North Laramie avenue, is one of eight men aboard an army medium bomber missing since last Saturday night on a flight from Barksdale field, near Shreveport, La., to its base at Walterboro, S. C." B-25C Mitchell, 41-12630, of the 489th Bomb Squadron (Medium), 340th Bomb Group (Medium), from Walterboro Army Airfield, piloted by Fred M. Hampton, crashes in Lafourche Swamp, Louisiana. 28 December Martin B-26B-4 Marauder, 41-18101, of the 496th Bomb Squadron, 344th Bomb Group, Drane Field, Lakeland Army Air Base#2, Lakeland, Florida, piloted by William A. Booth, with six on board, departs Tampa for San Antonio,