Artillery training : Magslip transmission system (heavy anti-aircraft) / War Office. Vol IV / War Office. Part I: A.A. Gunnery / War Office Artillery training : Recognition of aircraft / War Office. Vol IV / @War Office. Part I: A.A. Gunnery / @War Office Artillery training : Operational procedure for searchlights (other than with fighter aircraft) / War Office. Vol IV / War Office. Part II: A.A. Searchlights / … Artillery training : Engagement of ground and sea targets by mobile heavy anti-aircraft artillery / War Office. Vol IV / War Office. Part I: A.A. …