Deutsche U-Boote 1935—1945 — u-boot-archiv.
The escorting Sperrbrecher 16 had just left when U-571 was strafed from the beam with cannon and machine gun fire, twice.
Union divisions converge to face them.
The submarine had a maximum surface speed of 17.
The destroyer was ordered on 12 June 1943 but never laid down, let alone completed and sailed.
This could not, however, be identified with any known Allied losses during.