Hello Jan,
I didn't find any additionnal information except:
Siekierski Jan Bronisław, RAF service No P-1032, F/Lt in 306 Sqn during 1944 and Sqn/Ldr in 315 Sqn from February 1946 to December 1946.
The known aircrafts are:
- 07-06-1944, Mustang III FX970 UZ-C (1 bf 109 destroyed and 1 damaged)
- 11-07-1944, Mustang III (FB111 ?) UZ-Z (1 V-1 destroyed)
- 18-07-1944, Mustang III (FB111 ?) UZ-Z (1 V-1 destroyed)
- 22-07-1944, Mustang III UZ-S (3 V-1 destroyed)
- 04-08-1944, Mustang III UZ-I (1 V-1 destroyed)
- 06-08-1944, Mustang III UZ-U (3 V-1 destroyed)
- 17-08-1944, Mustang III UZ-U (1 V-1 destroyed)
HTH
Steph