Richard Overy, The Bombing War: Europe 1939–1945 (London, 2013), chapter 1, pp. 19ff.
399
Alexandra Richie, Warsaw 1944: Hitler, Himmler and the crushing of a city (London, 2013), pp. 125ff; Ancient Monuments Society, ‘The Reconstruction of Warsaw Old Town, Poland’, Transactions of the Ancient Monuments Society (1959), 77.