Imperial German edged weapon catalogue and price guide / by Gerhard Windbiel armée allemande en 1914 : [planches synopt.] = Das deutsche Heer = The German army / Didier Lainé Duitse geheime dienst : geschiedenis van de militaire veiligheidsdienst / Gert Buchheit ; vert. door H. Brander Kaiserliche Marine / Gerhard Beckmann Lancers and dragoons : uniforms of the Imperial German cavalry, 1900-1914 / by R.J. Marrion in collaboration with D.S.V. Fosten and D.H. Hagger Swords of Germany, 1900/1945 / John R. Angolia ; imperial supplement by Gregory Douglas