Adolf Piening
…Cornelius Piening (16 September 1910 – 15 May 1984) was a German naval officer. During World War II, he served in the Kriegsmarine and commanded the Type IXC U-boat U-155, sinking twenty-six ships on nine patrols, for a total of 140,449 gross register tons (GRT) of Allied shipping. Piening was a recipient of the…