wehrtechnik und wissenschaftliche waffenkunde Paris Kanonen - the Paris guns (Wilhelmgeschütze) and Project HARP : the application of major calibre guns to atmospheric and space research / Gerald V. … Ballistics of the future : with special reference to the dynamical and physical theory of the rocket weapons / J.M.J. Kooy and J.W.H. Uytenbogaart Vliegmechanica van raketten en ruimtevoertuigen : bewerkt naar het college van prof. ir. H. Wittenberg : Raketten / A.P. Blom outline of missile propulsion and guidance / comp. by A.C. van Schaik