I would like to thank the many people who have helped with the writing and publication of this book.
They include staff at documentation centres, memorial sites and museums across Germany and beyond for their invaluable help with particular thanks to Marco Esseling, Dirk Riedel, Florian Dierl, Chris Jasch, Alex Drecoll, Jens-Christian Wagner, Phillip Aumann, Dieter Stockmann, Sabine Brantl, Christoph Schuster and Ulla Britte.
Also to colleagues in the UK who have helped with its production and promotion including John Lennon, Neil Gregor, Geoff Walden, William Cook, Neil MacGregor, Martin Stephens, Sitesh Patel, Paul Richards, Paul Goodman, Tim Padfield, Syima Aslam, Irna Qureshi, Nick Baines, Sarah Mitchell, Joan Concannon; and staff at the British Library and the JB Priestley Library at the University of Bradford.
To the team at Pen and Sword Books including Henry Wilson, Matt Jones, Jon Wilkinson, Katie Eaton, Kate Bamforth and Chris Robinson.
All images used in this book have been credited where possible in the captions. We have made our best efforts to do this accurately from information available and have contacted rights holders where appropriate and possible.
Finally, special thanks to Dave Gardner, Alex Philpott and Hilary Philpott for their help with translation, proof reading and advice.