. . . "German submarine U-91 (1941)" . "1940-11-12" . . . "German submarine ''U-91''" . . . . "8.71E8" . "9.6" . . . . . . . . . . . "6.2" . "German submarine U-91 (1941)" . . "1941-11-30" . . . "1939-01-25" . "67.1" . . . "1942-01-28" . . . "''U-91''" . "4.7" . "Sunk 26 February 1944 in theNorthern Atlanticby British warships" . . "U-91" . "7.69E8" .