Page:Tactics (Balck 1915).djvu/547

 Ascertaining the, 140 Range finding instruments, 146 Trial volleys, 145 Error of estimation, 141 Formulae for determining favorable range for firing against hill positions, 183 Influence of error in estimating the, 170 Knowledge of the, 140 Meteorological conditions, effect of, 145 Range finding instruments, permissible error, 146 Trial volleys, 145

RANGE FINDERS Classification, 143 Duties in machine gun detachments, 283 Post in close order, 46, 47 Skirmish line, 79, 80

RANGE FINDING INSTRUMENTS Errors permissible, 146 Principle of construction, 146

RANGING—see Range

RANKS, influence of rate of fire upon the number of, 46

RATIONS, weight of, 40

REAR GUARD ACTION, frontage of a company in, 236

RECONNAISSANCE Companies, 251 Detachments of all arms, 251 In attack, 346 In force, 251, 347 Local, in attack, 347 Object of, 250 Of the infantry, 248 Patrols and scouting detachments, 27

REGIMENT, 37 Cavalry, strength of German, 273 Combat frontage, 236 Formation for attack, 214 Formations, 73, 74 Importance, 37 Organization, 37

REGIMENTAL COMMANDER Duties in action, 400 Post in action, 400

REGULATIONS—see Drill Regulations

REMOVAL OF PACKS, 363, 364

RENCONTRE, 333 Advance guard, conduct of the, 334 Austria, 448 Commander, position of, 338 Conduct of main body, 336 Examples of, 339 Japan, 464 Machine guns, examples of, in a, 295, 338 Main body, launching of the, 338