A figure lifted from behind the rock and stood straight up, waving a dilapidated slouch hat, now, instead of a handkerchief.  The fellow wore a suit of clothes which was much too small for him, so that his wrists and ankles protruded a good six inches.  The clothes were dirty and ragged too, and the man's face looked as if it had been a long time since it had been brought into contact with water.