The Principles Of Mechanics. Explaining And Demonstrating The General Laws of Motion, The Laws Of Gravity, Motion Of Descending Bodies, Projectiles, Mechanic Powers, Pendulums, Centres … demonstration of British military vehicles at the fighting vehicles research & development establishment : Chertsey, 1954 Section training exercises : 150 exercises and demonstrations on field training for platoon and section commanders : together with notes on map reading, weapon training … Demonstration of British combat engineer equipment British Army equipment exhibition 1980 : mobility and firepower demonstration, 26 June 1980 / Royal armoured corps centre