Page:Tactics (Balck 1915).djvu/527

DEPLOYMENT, 78, 80, 209
  For action, 209
  France, from 4-rank formation (with plate), 65, 66
  Initial, in attack, 366
  Provisions of various regulations, 80

DEPTH
  Battalion on the march, 72
  Cyclist detachment, 29
  Distribution in, 222-225, 235, 237, 241, 242

DEVELOPMENT FOR ACTION, 207
  Brigade, 216, 217

DISARMAMENT, proposals for, 3

DISCIPLINE and the moral factors, 107, 108

DISPERSION, 33

DISTANCE,
  Definition of, 47
  Assaulting, 385, 424
  Attack, 368
  Between elements in the battalion, 72, 73
  Facing, in various armies (table), 48
  General reserve from defensive line, 430
  Support from firing line in attack, 99

DISTRIBUTION IN DEPTH, 222
  Maximum, when necessary, 235
  Necessity for, 224
  Necessity for, increase with size of force, 241
  Provisions of various regulations, 241, 242
  Relation to frontage, 225
  Examples, 223, 237

DIVISION, attack formation, France, 457

DOUBLE COLUMN, France (with plates), 70

DOUBLE TIME, 55
  In various armies (table), 54

DRILL AND TRAINING, 105, 106

DRILL ATTACK, 204

DRILL, importance of combat, 105

DRILL REGULATIONS, 13-16
  Provisions of various—see under name of country

DUMMY INTRENCHMENTS, 421, 423


E.

ECHELON FORMATION, 73, 74

EFFECT OF FIRE, 167
  As regards time, 172
  At medium ranges, 151
  Influence of the elevation selected, 162
  On artillery when unlimbering, 326
  On close order formations, 102, 103
  On thin and dense skirmish lines, 77
  Standard of measurement of the, 168