Page:Aircraft in Warfare (1916).djvu/116

§ 48 Incidentally, also, the stopping effect on pilot or gunner will be greater in the event of a shot getting home. In addition to the advantages enumerated, the 0.450 pistol ammunition weighs 21 to the pound, against the service rifle 17, which gives an addition of 25 per cent, to the number of rounds. When drawing on a limited supply of ammunition it is clearly necessary to select whatever is best suited to the work in hand.