Theory and design of recoil systems and gun carriages / prep. in the Office of the Chief of Ordnance Exterior ballistics 1930 : a text book of those elements of exterior ballistics which are the fundamentals of naval gunnery, written for the use of … Internal ballistics of solid-fuel rockets : military rockets using dry-processed double-base propellant as fuel / by R.N. Wimpress ; with a pref. by B.H. Sage