About this project ------------------ A project like this one does not come for free. Besides the countless hours of (unpaid) work the following costs were covered by me: .. csv-table:: :header: Item,€ Digital camera,25 Interlending,9 Total,34 Acknowledgements ^^^^^^^^^^^^^^^^ I’d like to thank the following people for supporting this work: Gerd Aschemann, Ulrich Bartling, Frank Bellosa, Uwe Beyer, Hilmar von dem Bussche, Adolf Breiling, Detlef Dewitz, Martin Flasskamp, Denis Giffeler, Rainer Hahn, Dietmar Heinrichs, Peter Heyderhoff, Robert Keil, Frank Klapper, Konrad Klöckner, Peter Kraege, Albert Noltemeier, Lothar Oppor, Ulrike Petersen, Axel Puhlmann, Rudolf Ruland, Bhabani P. Sinha, Karl Wilhelm Starke, Stefan Stein, Michael Thies.