Date:	Monday 16 March 1942
Time:	night
Type:	Boulton Paul Defiant Mk I
Owner/operator:	410 (Cougar) Sqn RCAF
Registration:	V1183
MSN:	650
Fatalities:	Fatalities: 2 / Occupants: 2
Aircraft damage:	Destroyed
Location:	Dissington Hall, Stamfordham, Northumberland, England -   United Kingdom
Phase:	En route
Nature:	Test
Departure airport:	RAF Drem, East Lothian
Destination airport:

Narrative:
Boulton Paul Defiant Mk.I V1183, 410 (Cougar) Squadron RCAF: Written off (destroyed) 13 March 1942. Took off for a night flying test from RAF Drem, East Lothian. Crashed after high speed stall during unauthorised low flying at Dissington Hall, Stamfordham, Northumberland, England. Both crew killed

Crew of Defiant V1183:
Pilot Officer (115407) Ion Brancovan CONSTANT (pilot) RAF - killed on active service 16 March 1943, buried at Esher (Cobham) Cemetery, Esher, Cobham, Surrey
Pilot Officer (115728) William John LEWIS (Air Gunner) RAF - killed on active service 16 March 1943, buried at Aberdeen (Springbank) Cemetery, Aberdeen

1. Royal Air Force Aircraft T1000-V9999 (James J Halley, Air Britain, 1997)
2. National Archives (PRO Kew) File AIR 81/12746: https://discovery.nationalarchives.gov.uk/details/r/C17083496
3. ORB for 410 (Cougar) Squadron RCAF for March 1942: National Archives (PRO Kew) File AIR 27/1802/18: https://discovery.nationalarchives.gov.uk/details/r/D8403355
4. CWGC: https://www.cwgc.org/find-records/find-war-dead/casualty-details/2434494/ion-brancovan-constant/
5. CWGC: https://www.cwgc.org/find-records/find-war-dead/casualty-details/2458406/william-john-lewis/
6. Biography and photo of Pilot: https://www.flickr.com/photos/sherborneschoolarchives/9412189151
7. https://aircrewremembered.com/constant-ion.html
8. https://www.roll-of-honour.com/Cambridgeshire/CambridgeUniversityPeterhouse.html
9. https://billiongraves.com/grave/Air-GNR-William-John-Lewis/31913813
10. https://en.wikipedia.org/wiki/Dissington_Hall
11. https://en.wikipedia.org/wiki/410_Tactical_Fighter_Operational_Training_Squadron#Second_World_War
12. https://en.wikipedia.org/wiki/RAF_Drem#Units_and_aircraft

Date/time	Contributor	Updates
07-Feb-2008 03:32	JINX	Added
07-Feb-2010 00:36	NePa	Updated [Operator, Phase, Nature, Departure airport, Narrative]
30-Jan-2012 08:06	Nepa	Updated [Operator, Departure airport, Narrative]
12-Oct-2013 16:21	JINX	Updated [Aircraft type, Operator, Departure airport, Narrative]
01-Nov-2013 19:44	Nepa	Updated [Aircraft type, Operator, Departure airport, Source, Narrative]
04-Jun-2022 10:19	Nepa	Updated [Location, Source, Narrative, Operator]