=Duties.=--Gunner commands; limbers and unlimbers; sets the sight; points, and superintends service of ammunition. No. 1 mans the right wheel; controls brake-rope; opens and closes breech; fires piece. No. 2 mans the left wheel; controls brake-rope; introduces the ammunition into the bore; assists in pointing. No. 3 keeps No. 2 supplied with ammunition (first setting time-fuze and removing safety-pin) and assists the gunner in limbering and unlimbering. No. 4 keeps No. 2 supplied with ammunition (first setting time-fuze and removing safety-pin). No. 5 receives ammunition from No. 6; removes plugs from shrapnel; fuzes same; loosens cap of time-fuze, and issues prepared ammunition to Nos. 3 and 4. No. 6 passes ammunition to No. 5; opens time-fuze cylinders, and brings up ammunition-mules as required. At the command "_Cease firing_," Nos. 5 and 6 equalize ammunition in boxes. Nos. 7, 8, and 9 attend animals. TO PACK. The mules are brought up at a trot, and stationed: Gun-mule three yards in rear of trail and facing to rear. Carriage-mule three yards in front of muzzle, facing to front. Wheel-mule three yards to left of gun, facing to front. =To Pack the Gun= (Fig. 20).--No. 4 takes the lifting-bars from wheel-pack and passes them to the gunner and No. 2; No. 3 procures breech and muzzle covers from gun-pack, hands muzzle-cover to No. 1 and straps on breech-cover; No. 1 throws open cap-squares and adjusts muzzle-cover; the gunner and No. 2 pass ends of lifting-bars to Nos. 3 and 1. All numbers facing to the rear, the gunner commands, "_Lift_." The gun is placed on the pack and secured by Nos. 1 and 2. [Illustration: FIG. 20.] [Illustration: FIG. 21.] =To Pack the Carriage= (Fig. 21).--The gunner and No. 3 remove the linchpins; Nos. 1 and 2 lift the axle; the gunner and No. 3 remove the wheels and replace the linchpins; Nos. 1 and 2 grasping the axle-arms, the gunner and No. 3 pass a lifting-bar through the trail-handles. All numbers facing to the front, the gunner commands, "_Lift_," and the carriage is placed on the pack and secured by Nos. 1 and 2. [Illustration: FIG. 22.] AMMUNITION MULE. [Illustration: FIG. 23.] =To Pack the Wheels= (Fig. 22).--The gunner and No. 3 lift the wheels and place them separately on the pack, where they are secured by No. 4; No. 4 places and secures the lifting-bars; Nos. 3 and 5 take off their haversacks and secure them on the wheel-pack. _Unpacking is performed in the reverse order to packing._ WEIGHT CARRIED BY EACH MULE.