British Anti Aircraft Weapons of World War II

British Anti-Aircraft Weapons : 20 mm Polsten - QF 1½-Pounder Mk III - QF 2 pdr Mark VIII (pom-poms) Rolls Royce 40mm BD - QF 3 inch - Ordnance QF - QF 4.5 inch Mk II - QF inch Mk II - Home Guard AA Weapons : Holman Projector - Z Battery - 7-inch Unrotated Projectile or UP -