U-107 under Volker Simmermacher shot up a sailing trawler Lark on 13 June 1944, it limped to Boston October 24, 2015March 7, 2017 Updated October 24, 2015by Eric Wiberg
U-107 under Volker Simmermacher patrol to Bahamas of 3 weeks in August 1943 July 2, 2013March 7, 2017 Updated July 2, 2013by Eric Wiberg