CHAPTER XII.

RECONNAISSANCE DUTIES, RANGE-FINDING, AND COMMUNICATION SERVICE.

240. General instructions 380 241. Visual training 381 242. Training in judging distance 382 243. Training in observation 383 244. Reports and sketches 385

RANGE-FINDING. 245. General instructions 388

SERVICE OF COMMUNICATION. 246. General system and principles 390 247. Internal communications 391 248. External communications 392