 The "Drottningholm" was painted white with the name of the vessel in very large letters, the Swedish flag and the words "Sverige" (Sweden) and "Diplomat" painted prominently on port and starboard.She was fully illuminated so her markings could be easily viewed.On 16 March 1944 she docked in New York after an exchange voyage that took 750 Germans to Europe in exchange for 600 wartime internees, including Mary Berg.