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 Machine gun, 288 Ammunition supply, 288 And infantry, relative fire effect of, 267 Fire, kinds of, 263 Formations, 288 Organization, 288 Pace, length and number per minute (table), 54 Ranges, ascertaining, 144 Reinforcing the firing line, method of, 96 Rencontre, 339, 448 Rushes, 90, 449 Skirmish line, formation of, 80 Superiority of fire, 371 Supply of ammunition, 475, 479 Telegraph detachments, 248 Use of spade in attack, 392, 449

B.

BASE UNIT, 218 Advantages and disadvantages, 218, 219 Of combat, designation of, 244

BATTALION Acting alone, formation for attack, 212 Advance guard, formation for attack, 212 Attack formation, France, 457 Austrian, formation of the, 69, 72 Broad column (with plates), 67, 68 Commander, duties in action, 400 Post in action, 400 Deep column (with plates), 67, 68 Depth on the march, 72 English, formation of the, 71 Formation, in a containing action, 213 Forming for attack, 211 French, formation of the (with plates), 70 Frontage in attack and defense, 236 German, formation of the, 67, 68 Group intrenchments, 417 Historical development, 36 Intrenching tool equipment (table), 39 Intrenchments for a, 419, 421 Italian, formation of the, 70 Japanese, formation of the, 70 Method of forming for attack (plates), 215, 216 Movements of the, 67 Normal formation, 67 Organization of the, 36, 37 Part of a larger force, formation in attack, 213 In defense, 213 Route column, formation, 72 Provisions of various regulations, 73 Russian, formations of the, 69 Swiss, formations of the, 71

BATTALION COMMANDER Duties in action, 400 Post in action, 400