On the night of 3/4 May, Flight Sergeant E.L. Howey's crew sank the 4647-
ton Sizilien
https://www.canada.ca/content/dam/th...39-1945-11.pdf
Flight Sergeant E.L. Howey (O/407) took off at 01:25 and landed at 05:50 on May 3. The ship was hit at 03:04 on May 4. According to the Combat Log and Summary of Events, there were no combat sorties on May 4.