A report on the Sobibor transports by the Commissie tot het doen van Aangifte van Overlijden van Vermisten, the commission the Dutch government set up to trace missing wartime residents, indicates1 Charlotte Helene Grünebaum was a survivor of the March 2, 1943 transport from Westerbork, adding that she escaped from the train. The Westerbork transport registry2 and Grünebaum's Joodsche Raad card3 a…