John O Koehler - Stasi: The Untold Story Of The East German Secret Police

When I began the research for this book, after the fall of the Berlin Wall, I knew that I would need to tap many sources. Peoples responsiveness to my requests for information and guidance was overwhelming, and I wish to express my deepest appreciation for their unselfish support. My thanks to Gnther Buch, Berlin, former chief archivist of the Ministry for All-German Affairs; Andreas von Blow, Bonn, former federal minister for research and technology and member of parliament; the late William Colby, Washington, D.C., former director of the U.S. Central Intelligence Agency; Ernst Cramer, Berlin, vice chairman of Springer Verlag; Ambassador and former state secretary Gnther Diehl, Bonn, who supplied important data; Edward J. De Fontaine, Alexandria, Virginia, a superb journalist and my close friend for thirty-five years, whose skillful editing of the manuscript kept it from becoming twice as long as the Bible; Otto Doelling, New York, general executive of Associated Press World Services; Eduardo Gallardo, Santiago, Associated Press bureau chief for Chile; Presiding Judge Klaus Forsen, Dsseldorf; Judge Wolfgang Frank, spokesman for the High Provincial Court, Frankfurt am Main; Ambassador and former Undersecretary of Defense Karl-Gnther von Hase, Bonn, a member of the Council of Elders of the Christian Democratic Party who opened important doors; Tony Helling, Bonn, former