Heckler & Koch: The Official History of the Oberndorf Company of Heckler & Koch – by Manfred Kersten and Walter Schmid. First US Edition, 2001. Published by Heckler & Koch GmbH (Oberndorf/Neckar, Germany) and Heckler & Koch, Inc. Hardcover in dust jacket. The company’s own authorized history: historical insights, descriptions of weapons and technology, and the story of HK from its postwar founding through its landmark designs – the G3, MP5, P7, USP, G36 and beyond – richly illustrated with photographs throughout. English translation of the German original “HK Heckler & Koch” (Verlag Udo Weispfennig, Wuppertal, 1999). Long out of print and highly sought after by HK collectors, firearms historians, and industrial design enthusiasts.