summary of the history, construction and effects in warfare of the projectile-throwing engines of the Ancients : with a treatise on the structure, power and … onderzoeksgids Nederland en het Marshall-plan : een bronnenoverzicht en filmografie, 1947-1953 / Ralph Dingemans, Rian Romme [samenst.] historical arms series new Highland military discipline : or a short manual exercise explained, with the words of command; in which is laid down the duty of the … Fuehrer : Hitler's rise to power / Konrad Heiden ; translated by Ralph Manheim Propaganda, communication, and public opinion : a comprehensive reference guide / Bruce Lannes Smith, Harold D. Lasswell and Ralph D. Casey Must we hide? / Ralph Eugene Lapp century of ordnance : on the 20th of november 1883 Bofors received their first gun order, this book traces the developments during the past hundred … British military prints / by Ralph Nevill crossbow : mediaeval and modern, military and sporting : its construction, history and management : with a treatise on the balista and catapult of the … rise of Chinese military power, 1895-1912 / Ralph L. Powell Defence and the English-speaking role / Norman Angell Living with crisis : the battle against depression and war / Fritz Sternberg ; translated from the German by Ralph Manheim