Air Attacks on German U-boats, WWII. German U-boat incident #3992. TBF aircraftr attack, August 9, 1943, on German submarine U-664. The submarine is shown sinking after an attack by Lieutenant Junior Grade G.G. Hogan, USNR. Forty-four survivors were picked up and taken onboard USS Card (CVE-11). Official U.S. Navy Photograph, now in the collections of the National Archives. (2015/8/18).