Show PRECISION OF ARTI ARTILLERY FIRE exact science employed in methods method ef cf c f modern gunners how do P hit with mortars 7 an observer neti nene the shore who sees the target communicates the horizontal and vertical angle at which to lay the inokai mortar and the instant of time in which to fire and the gun does the rest it if you were standing at the center of a large clock dial laid flat on the gmund amund and wanted to hit with a Ig baseball a man walking around on the you would notice bow long IL took look the man to get from I 1 to 11 I 1 and again from 11 II to ill III then you would decide whether if the ball were thrown over a point half way between IV and V just as he arrived opposite IV the man and the ball would reach the same spot at the same time it being understood of course that he ha maintained uniform speed and dicroc tion and that the ball was thrown with proper force instruments give us the range arid and observations and mechanical devices give us the range differences increasing or decreasing by certain cerialo short intervals of time too short tor for a ship of any size to escape by attempting to change direction or speed our observers circle has divisions capt howell in scientific american |