The “Artillery bank” was patented may 31, 1892, Patent No. 21,594, issued to Charles G. Shepard and Peter Adams on that date. Adams assigned his portion to Walter Shepard. It was Produced by the Shepard hardware company, Buffalo, N. Y, it has the traditional rectangular locking coin trap used by Shepard. Pull the hammer down on the mortar. This will move the right arm of the soldier into the horizontal position. Place the coin in the barrel of the mortar. Press he lever located next o the mortar and the solder’s arm drops signalling the fire of the mortar. The hammer snaps up and strikes the coin propelling into the opening of the building. Paper caps may be used to add sound to the action. Fragile Points :- Check the Movable arm. Video will open in a new window. Using the mobile app?