Bomber Command Memorial Register

Pen yr Ole Wen Mk.I Memorial

Pen yr Ole Wen, Gwynedd, Snowdonia

Partial Record
Confirmed location?

Location

Pen yr Ole Wen, Gwynedd, Snowdonia, Snowdonia

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Aircraft & Operation Details

Aircraft Type
Anson Mk.I
Serial Number
N9855
Squadron
3 (O)AFU
Date of Loss
1943-11-08

Crew

5 killed

Memorial Details

Type
Crash site memorial

Local Contacts

These local organisations are connected to this memorial and may be able to help with information or visits.

Bangor Royal British Legionbritish legion

Local remembrance and memorial support

Further Reading

Detailed account of Anson Mk.I N9855 from No. 3 (Observer) Advanced Flying Unit, based at RAF Halfpenny Green near Wolverhampton. On the evening of 8 November 1943, a crew of five took off for a night navigation exercise covering approximately 320 miles via Rhyl, Conwy, Douglas, Maughold Head, and Chetton. The aircraft drifted off course and struck near the summit of Pen yr Ole Wen in the Carneddau, with wreckage falling down the north face.

Based at RAF Halfpenny Green, Wolverhampton320-mile navigation route plannedRoute: Base-Rhyl-Conwy-Douglas-Maughold Head-Chetton-BaseAircraft drifted off course into mountainsWreckage fell down north face of Pen yr Ole Wen

aircrashsites.co.ukRetrieved 2026-03-23

Documentation of the Anson N9855 crash site with photographs of remaining wreckage in the Carneddau mountains of Snowdonia.

Wreckage photographed at crash siteCarneddau mountains location confirmed

GeographRetrieved 2026-03-23

Geograph photographic record of Avro Anson N9855 wreckage on Pen yr Ole Wen, showing remaining fragments at the mountain crash site.

Photographic evidence of wreckage on mountain

Aviation Safety NetworkRetrieved 2026-03-23

Aviation Safety Network accident record for Avro Anson N9855 on 8 November 1943, confirming the crash details and crew complement of five. Pilot was Sgt Hoagg from Edmonton, Alberta, Canada; Sgt Lewis from Goulburn, NSW, Australia was also aboard.

ASN wikibase reference 27996Pilot Sgt Hoagg from Edmonton, AlbertaSgt Lewis from Goulburn, NSW, AustraliaCommonwealth crew composition

Sources

  • militaryaircraftcrashsites.blogspot.com(website)

Credits & Acknowledgements

Record compiled by
Keith Binley
Heritage sources
aircrashsites.co.uk (retrieved 2026-03-23)
Geograph (retrieved 2026-03-23)
Aviation Safety Network (retrieved 2026-03-23)
Last updated 2026-03-21

Nearby Memorials

Carneddau (Black Ladders) Wellington Memorial
Carneddau (Black Ladders), SnowdoniaWellington Mk.IC1942-07-19
4.2 km
away
Mynydd Mawr source) Memorial
Mynydd Mawr, Snowdonia, SnowdoniaAircraft (type varies by source)WW2
13.7 km
away
Ffridd Rhosfarch Wellington Memorial
Ffridd Rhosfarch, Other WalesWellington1941
59.4 km
away
Bwlchgwyn Whitley LA766 Memorial
Bwlchgwyn (near Wrexham), WrexhamArmstrong Whitworth Whitley Mk V1943-01-11
62.3 km
away
High Ercall area OTU Memorial
High Ercall area, ShropshireVarious Mosquito/Wellington from 60 OTUVarious WW2
103.3 km
away

Do you have additional information, photographs, or corrections for this record? We welcome contributions from researchers, families, and local communities.

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Can You Help Complete This Record?

This record for Pen yr Ole Wen Mk.I Memorial is partially complete. We’re looking for additional details such as crew information, photographs, narrative history, or source references.

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