Wolfgang Polte, Jörg Hein in cooperation with Horst Landrock ; photographs by Ulrich Windoffer ; [translated from the German by Alistair and Alison Wightman]Edition Leipzigc1987
[... catalog of the exhibition the Clockwork Universe shown in Munich from April 15 to September 30, 1980, and in Washington, D.C., from November 7, 1980, to February 15, 1981 ... conceived, planned, and produced jointly by the National Museum of History and Technology, Smithsonian Institution, Washington, D.C., and the Bayerisches Nationalmuseum, Munich] ; edited by Klaus Maurice and Otto MayrSmithsonian Institution1980