swordbearers : studies in supreme command in the First World War / Correlli Barnett Swords of Germany, 1900/1945 / John R. Angolia ; imperial supplement by Gregory Douglas 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
