At a time when practically the total manpower of England was being mobilised for war this manual was of great value to instructors and students in the art of shooting at the enemy from a position where you could not be seen, with illustrations on type of loopholes, camouflage, and observation posts. Gale and Polden's Sniping, Scouting and Patrolling is one of the most sought after of WWII British Military manuals.