Excerpt:
The Vickers machine gun, model of 1915, belongs to that class of automatic guns in which the force of recoil is' utilized to operate it. After the first shot the gun is self-operative, until the ammunition in the cartridge belt is exhausted or until the trigger is released. The force of recoil opens the breech, extracts the empty case, and inserts and fires the next cartridge.
The ballistics of this machine gun are similar to those of 'the service rifle and the data given in the handbook of the service rifle No. 1923 is equally applicable.
"synopsis" may belong to another edition of this title.