To me the closest squadron marking to the picture on the plane would 24th squadron S.A.A.F. (and I can't be absolutely sure for the grainines, but similarity is there). 24th had Bostons in North Africa and Italy from
November 1941-December 1943. Would it match your fathers tour?
https://www.saairforce.co.za/the-air...29/24-squadron
also, heres a rather good picture of 24th S.A.A.F Boston with the squadron logo
