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ASN Wikibase Occurrence # 20540
Last updated: 15 November 2021
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Type:Silhouette image of generic CNBR model; specific model in this crash may look slightly different
English Electric Canberra B.2
Owner/operator:231 Operational Conversion Unit Royal Air Force (231 OCU RAF)
Registration: WE116
MSN: 71079
Fatalities:Fatalities: 3 / Occupants: 3
Other fatalities:0
Aircraft damage: Written off (damaged beyond repair)
Location:1 mile north of Therfield, Hertfordshire, England -   United Kingdom
Phase: En route
Departure airport:RAF Bassingbourn, Cambridgeshire
Destination airport:
EE Canberra B.Mk.2 WE116, 231 OCU RAF: delivered 4/6/1952. Written off 20/8/1952 when flew into the ground and then some trees after returning from a night NAVEX (navigation exercise) and exploded on impact, one mile North of Therfield, Hertfordshire. All three crew killed.

Crew of Canberra WE116:
Pilot Officer John Howard Vincent (pilot) RAF - killed
Pilot Officer (2507864) Peter Tinley (Cadet Navigator) RAF - killed
Pilot Officer John Leonard Edmiston (Sernior Navgiator) RAF - killed

Therfield is both a small village of approximately 4,761 acres (19 km˛) and a civil parish (originally in Odsey Hundred and Royston Union) which sits upon the chalk range, three miles southwest of Royston, and six miles (10 km) northeast of Baldock and within the English county of Hertfordshire.


1. Halley, James (1999) Broken Wings – Post-War Royal Air Force Accidents Tunbridge Wells: Air-Britain (Historians) Ltd. p.133 ISBN 0-85130-290-4.
2. Royal Air Force Aircraft WA100-WZ999 (James J Halley, Air Britain, 1983)
3. Last Take Off; A Catalogue of RAF Aircraft Losses 1950 to 1953 by Colin Cummings p.283
4. 231 OCU ORB (Operations Record Book)(Air Ministry Form AM/F.540) for the period 1/12/1951 to 31/8/1952: National Archives (PRO Kew) file AIR 29/2173 at


Memorial Plaque to the pilot of Canberra WE116, North aisle, Eastbourne College Chapel, Old Wish Road, Eastbourne, East Sussex PO J H Vincent RAF And 2Lt D M Hockridge Altar PO J H Vincent RAF And 2Lt D M Hockridge Altar © John Miller (WMR-17023)

Revision history:

03-Jun-2008 23:09 JINX Added
03-Apr-2013 23:31 Dr. John Smith Updated [Departure airport, Source, Narrative]
22-Sep-2016 16:36 Robbo Updated [Narrative]
12-Nov-2018 21:22 Nepa Updated [Operator, Operator]
12-Mar-2021 19:11 Dr. John Smith Updated [Source]
20-Mar-2021 16:46 Dr. John Smith Updated [Time, Operator, Location, Source, Embed code, Narrative]
20-Mar-2021 16:49 Dr. John Smith Updated [Source, Narrative]
20-Mar-2021 21:18 Robbo Updated [Operator, Location, Narrative, Operator]

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