Defence and the English-speaking role / Norman Angell battle is the pay-off / by Ralph Ingersoll 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 … 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 … Leerboek der natuurkunde / onder red. van R. Kronig ; met medew. van J. de Boer ... [et al.] ; met een biogr. overzicht en … onderzoeksgids Nederland en het Marshall-plan : een bronnenoverzicht en filmografie, 1947-1953 / Ralph Dingemans, Rian Romme [samenst.] 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 … rise of Chinese military power, 1895-1912 / Ralph L. Powell century of ordnance : on the 20th of november 1883 Bofors received their first gun order, this book traces the developments during the past hundred … Leerboek der natuurkunde / onder red. van R. Kronig ; en met medew. van J. de Boer ... [et al.] ; met een biogr. overz. … searchlight in the U.S. Navy / by Ralph Kelly
