The illustrated edition contains basic technical information, characteristics of over 300 models of firearms, which were in service with different countries from the beginning of the twentieth century to the present day. Among them are such legendary models as Mauser C12, Beretta 92SB pistols, Vickers, Maxim machine guns, Soviet PPSh-41 submachine gun, Garand, Lee-Enfield rifles, Colt revolver and many others. For each model, a brief history of creation, year and country-developer, performance characteristics, principle of operation are given.