In the evening of 29 September 1913, on the steamer in Antwerp on his way to a London, one of the German men after the dinner retired to his cabin at about 10 p.m., leaving word to be called the next morning at 6:15 a.m. In the morning his cabin was tidy, with his watch left where it could be seen from the bed, but the passenger was missing. The missing person was world known engineer Rudolf Diesel.