Izrael Grunwerg (known as Otto) was born on 15 November 1908 at Kolomyia, a city now in the Ukraine, but formerly part of Poland. He was the son of Moses Moshe Grunberg (d.1944) and his wife, Feiga Fani née Rosenheck (1877-1944). When the political situation in Poland deteriorated during the late 1930s, particularly for Jewish families, Otto came to England. In 1939, he was living at Hampstead, London, and described his occupation as ‘formerly steel traveller’. He soon m....