Accident de Havilland DH.98 Mosquito B Mk 35 VP199, Thursday 5 January 1950
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Date:Thursday 5 January 1950
Type:Silhouette image of generic MOSQ model; specific model in this crash may look slightly different    
de Havilland DH.98 Mosquito B Mk 35
Owner/operator:109 Sqn RAF
Registration: VP199
Fatalities:Fatalities: 2 / Occupants: 2
Other fatalities:0
Aircraft damage: Destroyed
Location:Mickle Fell, near Middleton-in-Teesdale, County Durham, England -   United Kingdom
Phase: En route
Departure airport:RAF Coningsby, Lincolnshire
Destination airport:RAF Coningsby, (EGXC)
Confidence Rating: Information is only available from news, social media or unofficial sources
Mosquito VP199: Took off at 11:17hrs on an unusual mission-to carry out research into cosmic rays. 05/01/1950
Flight routing Coningsby-Cape Wrath-Dalcross-Dundee-Coningsby. Estimated Time of Return of 15:17 hrs. Last radio report from the aircraft was "off northern Scotland" (Presumably Cape Wrath, as per intended route). Missing/destroyed when flew into a hillside in cloud at Mickle Fell, near Middleton-in-Teesdale, County Durham. No trace of its wreckage has ever been found.
F/O (58766) John Frederick NYFFELER (pilot) RAF - killed
F/Lt (200966) Kenneth John Alan HARRIS (nav.) RAF - killed

Mickle Fell is a mountain in the Pennines, the range of hills and moors running down the middle of Northern England. It has a maximum elevation of 788 m (2,585 ft).[1] It lies slightly off the main watershed of the Pennines, about 10 miles (16 kilometres) south of Cross Fell. After Cross Fell, Mickle Fell is the highest Marilyn within the North Pennines


1.Halley, James (1999). Broken Wings – Post-War Royal Air Force Accidents. Tunbridge Wells: Air-Britain
3.ORB 109 Squadron RAF:
4.Last Take Off; A Catalogue of RAF Aircraft Losses 1950 to 1953 by Colin Cummings.
5.Royal Air Force Aircraft SA100-VZ999 (James J Halley, Air Britain, 1983.

Revision history:

30-May-2014 13:34 Nepa Added
16-Sep-2014 20:39 Xindel X Updated [Location]
17-Apr-2015 20:35 Xindel X Updated [Location, Narrative]
25-Jul-2015 05:33 Nepa Updated [Aircraft type]
01-Apr-2016 18:28 Comet123 Updated [Location, Narrative]
07-Mar-2017 18:41 Nepa Updated [Source, Narrative]
03-Sep-2018 18:40 Nepa Updated [Operator, Operator]
25-Sep-2020 19:50 Dr. John Smith Updated [Time, Other fatalities, Location, Source, Narrative]
07-Jan-2021 18:06 Nepa Updated [Aircraft type, Source, Narrative, Operator]
22-Jun-2021 20:11 TB Updated [Time, Departure airport, Source, Narrative, Operator]
02-Aug-2021 20:06 Iwosch Updated [Narrative, Operator]
06-Mar-2022 23:18 Nepa Updated [Location, Source, Damage, Narrative, Operator]

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