Avro 683 Lancaster

Shortly after takeoff from RAF Aston Down, while climbing, the aircraft suffered a simultaneous failure of all four engines. The crew, who was completing a training mission, attempted to make an emergency landing but the aircraft stalled and crashed in a field located in Chalford, some 1,3 mile north of the airfield. Both crewmen were killed.
Crew (428th Squadron):
S/L Reggie Heber Thomas, pilot,
F/Sgt Ronald Lester Gray, flight engineer.

The crew was completing a test flight when the aircraft exploded in the air, disintegrated and eventually crashed in a field. All six occupants were killed.
Crew (115th Squadron):
F/Lt John Douglas Cantrell, pilot,
F/Sgt Donald Frederick Payne, flight engineer,
F/Lt Frederick Reginald Berry, air bomber,
F/Sgt Maurice John Newman, navigator,
F/Sgt Dennis William Crutchley, wireless operator and air gunner,
F/Sgt Ronald Stedman, air gunner.

While overflying Wigston in very poor weather conditions, the aircraft went out of control and spiraled into the ground. During the descent, the aircraft disintegrated in the air and crashed in the city of Wigston. Debris were found on a large area and several houses were damaged. While there were no casualties on the ground, all six crew members were killed.
Crew (300th Squadron):
W/Cdr R. Sulinski, pilot,
F/O W. Jedrzejczyk, navigator,
F/O C. Sulgut, air gunner,
W/O W. Brzezinski, wireless operator,
W/O M. Szwandt, air bomber,
F/Sgt F. Mikula, flight engineer.

The crew was completing a training sortie from RAF Strubby. While flying in cloudy conditions, the pilot lost control of the aircraft that spiraled into the ground. After it crossed the last cloud layer, wings partially detached. The aircraft disintegrated in the air and eventually crashed in a field located a mile from RAF Strubby, near the village of Beesby. All six occupants were killed.

The crew was completing a night training sortie. On final approach in poor weather conditions, the aircraft hit a hill and crashed few km short of runway. The aircraft was destroyed by impact forces and all three crew members were killed.

While returning to RAF Faldingworth following a training sortie, the pilot was unable to locate the airfield and to contact ground due the failure of the radio communication systems. While flying at a too low altitude, the aircraft hit a tree and crashed in flames in a field located in Normanby le Wold. Four crew members were killed while three others were injured.
Crew (300th Squadron):
F/Sgt Wladyslaw Robaszewski, pilot, †
F/O Witold Brodzikowski, navigator, †
W/O Roman Rozga, gunner, †
F/Sgt Wladyslaw Kordys, gunner, †
F/Sgt Lucjan Binek,
F/Sgt Edward Grzegorzewski,
Sgt Wladyslaw Sawicki.

The crew left RAF Thornaby at 0200LT on a SAR mission, looking for another RAF Lancaster that disappeared the preceding evening. The following morning, the aircraft failed to return to its base and other SAR operations were conducted, without success. No trace of the aircraft nor the crew was found. It was lost without trace.
Crew (279th Squadron):
F/Sgt D. Anderson,
F/Sgt C. E. F. Blake,
F/Sgt E. E. W. King,
Sgt D. C. Maclean,
F/Sgt S. H. Mortimer,
F/O K. F. Parmenter,
W/O K. W. Robinson,
F/Sgt R. W. Vickers.

The aircraft left RAF Conington, Cambridgeshire, at 0030LT bound for Naples, Italy, with a crew of 6 and 19 female passengers, members of the Women's Auxiliary Territorial Service back to Italy following a leave period in the UK. While cruising by night along the east shore of Corsica, the crew informed ground about engine problems and elected to divert to Marseille Airport. Shortly later, it is believed the aircraft went out of control and crashed into the sea some 50 km northeast of Bastia. SAR operations were conducted but eventually suspended few days later as no trace of the aircraft nor the 26 occupants was found.
Crew (103rd Squadron):
F/Lt Geoffrey Taylor, pilot,
Sgt William John Kennedy, air gunner,
F/Sgt Jack Anthony Reardon, navigator,
F/Sgt Norman Reginald Robbins, wireless operator,
Sgt Richard George Steele, flight engineer,
F/Lt John Percy Whymark, air gunner.
Passengers:
Matron Sadler,
Cpl Willimena Allan,
Pvt Phyllis Kathleen Doris Bacon,
Cpl Heather C. Cosens,
Pvt Stefania Courtman,
Pvt Barbara Diana Cullen,
Jane Simpson Annand Curran,
Pvt Agnes Edwards,
Pvt Rhoda Alice Fraser,
Pvt Bessie Goodman,
Cpl Jill Goring,
Pvt Joan Larkin,
Pvt Alice Lillyman,
Cpl Sheila MacLeod,
Cpl May Eleanor Mann,
Pvt Betty Evelyn Precious,
Cpl Enid Dacia Rice,
S/Sgt Jessie Semark,
Pvt Marion Tayklor.

The crew was performing a flight from Italy to the UK, repatriating wounded soldiers and 7 crew members from the 550th Squadron. As the aircraft failed to arrive in England, SAR operations were conducted but eventually suspended few days later as no trace of the aircraft nor the 26 occupants was found. It is believed the aircraft may have crash in the Italian Alp mountains.

The aircraft left RAF Wickenby in the evening of July 13 on a night training exercise with 11 other similar aircraft. While cruising at an assigned altitude of 2,000 feet, the aircraft flew into a thunderstorm when it went out of control, dove into the ground and crashed in an open field located near the village of Burdale, some 10 miles northwest of RAF Driffield. The rear gunner Sgt J. Critchley survived while six other occupants were killed.
Crew (626th Squadron):
F/Sgt S. P. Bell, pilot,
F/Sgt L. W. Garfield, navigator,
F/Sgt H. J. Plastow, wireless operator,
Sgt P. J. Allsebrook, air bomber,
Sgt S. Welsh, flight engineer,
Sgt R. C. T. Goldthorpe, air gunner,
Sgt J. Critchley, air gunner.