The Browning machine rifle, model 1918, is a light automatic rifle chambered for United States standard .30 caliber ammunition. It weighs 15 pounds 8 ounces and has a rate of fire of approximately 500 shots per minute. It is a gaS operated gun and way be fired automatically or semiautomat,ically. The gun is fed from a magazine holding 20 or 40 rounds fitted underneath the receiver, just in front of the trIgggr guard. The automatic action of this gun is not disturbed by holding it in any, position whatever. No tools are required for dismounting and assembling of the rifle are required unless it is desired to remove the barrel and gas cylinder, which necessitates the use of a special spanner provided in the kit. Ordnance handbook No. 1934 describes this rifle in detail.


USE

This rifle may be carried as extra armament in case of emergency, or may be mounted on the flexible ring mount as a single or double flexible gun.



POINTS TO BE OBSERVED BEFORE A FLIGHT

1. Thoroughly inspect the gun for defective or worn parts and replace all such parts with new ones.

2. Always carry gun in safety.

3. See that all magazines are fully loaded and in proper shape.

4. See that all working parts are covered with a thin film of oil.

5. See that gas cylinder has its proper setting.

6. See that recoil spring has not set so. as to be too weak to operate the gun.

7. Be sure that magazine is all the way in and well fastened.