'Amtliches Fernsprechbuch für den Bezirk der Reichspostdirektion Koblenz' (Telephone Book). The 1st part of the book features 116 pages and includes addresses and phone numbers of every Nazi organization (RAD, NSDAP, NSKOV, SS and many others) and/or official in the districkt of Koblenz. The 2nd part of the book features 44 pages and includes addresses and phone numbers of every company and organisation in the district. This is the issue for the year 1939/40. This telephone book would be a great source for researchers, authors or historians doing investigation to organisations in this district during the Third Reich period. The book is good used condition. Nice original telephone book!