Comprehensive guide to automatic arms through 1945, including aircraft and antiaircraft types up to 40 mm. Many illustrations and 4 appendices including pull-out drawings and ballistics of military ammunition and section on drawings of arms.

Revised and enlarged edition of the authors' Automatic arms, published 1941. cf. Foreword.

Classification of automatic weapons --A design study of automatic mechanisms -- Methods and systems of feed -- Early multifiring arms -- Heavy machine guns -- Light machine guns -- Submachine guns and carbines -- Experimental and military rifles -- Sporting rifles and shotguns -- Early and experimental pistols -- Military pistols -- Pocket pistols -- Automatic cannon -- Development never ends -- Malfunctions and stoppages -- Ammunition -- Combat notes -- Fire effect -- Combat efficiency of the rifle -- Automatics in the squad -- Considerations affecting the light machine gun -- The problem of ammunition supply -- Accuracy -- No flash, no smoke, no noise -- The future of automatic arms.