Question: Earlsdon is a suburb and electoral ward of Coventry, England, it's the birthplace of aviation pioneer Frank Whittle, was an engineer air officer, of which organization?

Context paragraphs:
Radford, Coventry: Radford is a suburb and electoral ward of Coventry, located approximately 2 miles north of Coventry city centre.  It is covered by the Coventry North West constituency.

Earlsdon: Earlsdon is a suburb and electoral ward of Coventry, England.  It lies approximately one mile to the southwest of Coventry City Centre.  It is the birthplace of aviation pioneer Frank Whittle.

Whittle Peninsula: Whittle Peninsula ( ) is a peninsula, 5 nautical miles (9 km) long, terminating in Cape Kater and Radibosh Point to the north, and forming the west limit of Charcot Bay on Davis Coast, Graham Land.  Surveyed by the Swedish Antarctic Expedition in December 1902.  Named in 1977 by the United Kingdom Antarctic Place-Names Committee (UK-APC) after Sir Frank Whittle, Air Commodore, RAF, British pioneer of gas turbines for jet propulsion of aircraft from 1937.

Midland Air Museum: The Midland Air Museum (MAM) is situated just outside the village of Baginton in Warwickshire, England, and is adjacent to Coventry Airport.  The museum includes the "Sir Frank Whittle Jet Heritage Centre" (named after the local aviation pioneer and inventor of the jet engine), where many exhibits are on display in a large hangar.  It also has a small hangar, and a fenced-off green area where many aircraft are on display in the open.

Llwydcoed (electoral ward): The community of Llwydcoed, Rhondda Cynon Taf was, for much of the twentieth century, and electoral ward for the purposes of electing members to Glamorgan County Council and the Aberdare Urban District Council.  Llwydcoed is no longer an electoral ward but forms part of Aberdare West and Llwydcoed electoral ward for the purposes of Rhondda Cynon Taf unitary authority elections

Frank Whittle: Air Commodore Sir Frank Whittle {'1': ", '2': ", '3': ", '4': "} (1 June 1907 – 9 August 1996) was an English Royal Air Force (RAF) engineer air officer.  He is credited with single-handedly inventing the turbojet engine.  A patent was submitted by Maxime Guillaume in 1921 for a similar invention; however, this was technically unfeasible at the time.  Whittle's jet engines were developed some years earlier than those of Germany's Hans von Ohain who was the designer of the first "operational" turbojet engine.

Cheylesmore: Cheylesmore is a suburb in the southern half of the city of Coventry, West Midlands, England.  It is one of Coventry's largest suburbs, sharing borders with Whitley and Stivichall (also spelt Styvechale) in the South, extending into Coventry city centre and bordering with Earlsdon in the North.  Locally pronounced as 'Charlesmore' or occasionally 'Chellsmore', Cheylesmore has two shopping parades situated in Daventry Road and Quinton Park.  These shops overlook a small park and pool known as Quinton Pool.

St Barbara's Church, Earlsdon: St Barbara's Church is in Earlsdon, a suburb of Coventry, West Midlands, England.  It is an active Anglican parish church in the deanery of Coventry, South, the archdeaconry of Coventry, and the diocese of Coventry.  The church was built in 1930–31 to replace a smaller church nearby.  It was designed by Henry Paley of the Lancaster architects Austin and Paley, with a local man, Herbert Jackson, acting as clerk of works and consulting architect.

Whoberley: Whoberley is a small residential suburb of the City of Coventry in the West Midlands, England.  The population of the Coventry Ward at the 2011 census was 15,903.  Its borders Allesley and Allesley Park to the north, Canley to the south, Chapelfields to the east and Mount Nod/Eastern Green to the west.  Hearsall Common, in the district of Earlsdon, lies to the southeast.

Maze (electoral ward): Maze (Irish: "an Mhaigh" , 'the plain') is an electoral ward, (and a townland), in the Lisburn and Castlereagh City Council (formerly Lisburn City Council) area of Northern Ireland.  It predominantly lies in County Down although its northwestern corner lies in County Antrim, the division being the River Lagan.  The Maze electoral ward consists of the settlements of Mazetown, Long Kesh, Culcavy, Aghnatrisk, Halftown and Ravernet.  In 2001, there were 3393 residents in the electoral ward.

Supporting paragraphs: Earlsdon Frank Whittle
Answer: English Royal Air Force (RAF)