_S_ _Stud, joints, a jamming handle, front legs_ _T_ _Joint pin, a jamming handle rear leg_ _V_ _Handwheel elevating gear_ fixed to the front lugs, by which the legs are securely clamped to the socket in the required position. The legs (_j_, _k_) are of tubular steel, the lower ends being fitted with shoes (_m_) to steady the mounting on the ground, and the upper ends having a joint with radial serrations mentioned above. The rear leg is provided with a joint pin with nut and jamming handle (_t_). On a portion of the periphery of the leg joints, numbers are stamped at regular intervals so that when read in conjunction with a zero mark the relative position of the legs to their normal position may be readily seen. A strap is fixed to the rear leg to secure the three legs during transport. When firing, the ammunition box is placed on the ground on the right side of the gun. Weight of mounting 48 lbs. variable. TO MOUNT AND DISMOUNT GUN. To Mount Gun. Machine gunner No. 1 will carry tripod into position, elevating screws being equally exposed. Cross head upright. Legs clamped tight. No. 2 will carry gun to right side of tripod, holding rear cross piece with left hand, gun muzzle to rear under right arm. Kneel on left knee, facing tripod, and supporting weight of gun on right knee, place it on tripod, pushing in and turning down the crosshead joint pin. Remove cork plug finally from steam escape hole, No. 1 fixing elevating joint pin. To Dismount Gun. No. 1 removes crosshead and elevating joint pins, No. 2 replaces cork plug and removes gun as in mounting, carrying it to its original position in rear, No. 1 following with the tripod. Joint pins will then be pushed home and turned down, legs folded and clamped. TO LOAD AND UNLOAD GUN. To Load. Pass the tag of belt through feed block from right side, turning crank handle with right hand on to buffer spring, and pull belt through with left hand to left front as far as it will go, let go crank handle, the first cartridge will then be gripped by the extractor. Again turn crank handle on to buffer spring, and pull belt to left front, letting go crank handle—the gun is then ready for firing. Make each motion clear and distinct. On pressing double button the gun will fire automatically until pressure is released. To Unload. Turn crank handle twice in succession on to buffer spring, letting it fly back to the check lever each time. Press up the bottom pawls and remove belt from feed block, then release the lock spring by pressing double button. TO CLEAN GUN. Mechanism. Equal parts of G.S. lubricating oil and paraffin should be used, each part being thoroughly dried and slightly oiled with G.S. lubricating oil. The various parts can easily be got at by “hanging” the lock as follows:—