Ralf-Reimar Wolfram
Ralf-Reimar Wolfram was a Korvettenkapitän during World War II. During his career he commanded two U-boats for a total of 118 days at sea spanning four patrols. During his third patrol he successfully sank the, an American liberty ship. Robert Gray was a straggler from convoy HX 234 en route to Britain.
For Wolfram's fourth patrol, he commanded during Operation Caesar. He was killed when his submarine was sunk by the British submarine,. This was the only known instance of one submerged submarine sinking another submerged submarine. remains Wolfram's grave to this day.
