The Sippels came from Lüdensheid in Germany and settled in London by 1931. The key family members were three brothers: Benno (1890-1946), Julius (1892-1950), and Wilhelm (1895-1950), who were sons of Peter and Lara nee Eckes. The timing suggests that the family fled the Nazis, though it is unclear if the Sippels were Jewish. Benno and Julius seem to have been attracted by business opportunities in the UK. They arrived in London with a mission: to introduce into England an innovative German method of mass producing....