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Archive Report: Allied Forces

Compiled from official National Archive and Service sources, contemporary press reports, personal logbooks, diaries and correspondence, reference books, other sources, and interviews.
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306 squadron crest
29.08.1941 No. 306 Squadron Spitfire IIb P8507 UZ-Z Sq/Ldr. Slonski-Ostoja

Operation:Circus 88

Date: 29th August 1941 (Friday)

Unit:No. 306 Squadron (Polish)

Type: Spitfire IIb

Serial: P8507 (1)

Coded: UZ-Z

Location: Hazerbrouck, Northern France.

Pilot:Sq/Ldr. Jerzy Karol Józef Sloński-Ostoja P-0717 Polish Air Force Age 31. Killed


Shot down over Hazerbrouck, Northern France by Me109 and killed.

He had 4 confirmed kills:

Me109 - 17th June 1941
Me109 - 23rd July 1941
Me109 x 2 - 14th August 1941

(1) P8507 Purchased by the public of Bermuda - public donations - named 'Bermuda 1'

Spitfire IIb P8507 Crash site (courtesy Piotr Wiśniewski)


Burial Details:

Sq/Ldr. Jerzy Karol Józef Sloński-Ostoja. Dunkirk Cemetery Grave No. 18. Row. 2/2. 

Further information: Born on 20th July 1910. From Tamów, Poland. He had two brothers Bogdan and Marek, sadly both were also killed serving in the airforce. (Bogdan with 58 OTU Spitfire I X4251 - Training exercise 30th October 1941 - Marek with 540 Squadron Mosquito XI LR512 - Air test 9th February 1944)

Researched by Peter Sikora with additional information added by webmaster.

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Sources used by us in compiling Archive Reports include: Bill Chorley - 'Bomber Command Losses Vols. 1-9, plus ongoing revisions', Dr. Theo E.W. Boiten and Mr. Roderick J. Mackenzie - 'Nightfighter War Diaries Vols. 1 and 2', Martin Middlebrook and Chris Everitt - 'Bomber Command War Diaries', Commonwealth War Graves Commission, Tom Kracker - Kracker Luftwaffe Archives, Michel Beckers, Major Fred Paradie (RCAF) and MWO François Dutil (RCAF) - Paradie Archive (on this site), Jean Schadskaje, Major Jack O'Connor USAF (Retd.), Robert Gretzyngier, Wojtek Matusiak, Waldemar Wójcik and Józef Zieliński - 'Ku Czci Połeglyçh Lotnikow 1939-1945', Archiwum - Polish Air Force Archive (on this site), Anna Krzystek, Tadeusz Krzystek - 'Polskie Siły Powietrzne w Wielkiej Brytanii', Franek Grabowski, Norman L.R. Franks 'Fighter Command Losses', Stan D. Bishop, John A. Hey MBE, Gerrie Franken and Maco Cillessen - Losses of the US 8th and 9th Air Forces, Vols 1-6, Dr. Theo E.W. Boiton - Nachtjagd Combat Archives, Vols 1-13. Aircrew Remembered Databases and our own archives. We are grateful for the support and encouragement of CWGC, UK Imperial War Museum, Australian War Memorial, Australian National Archives, New Zealand National Archives, UK National Archives and Fold3 and countless dedicated friends and researchers across the world.
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