Copiously. The companies for the forward trench march down interminable communication trenches, distribute themselves along the parapet, and also absorb advice from the outgoing tenants--advice of the positions of enemy snipers, the hours when activity and when peace may be expected, the specially 'unhealthy' spots where a sniper's bullet or a bomb must be watched for, the angles and loopholes that give the best look-out. The trenches are deep and well-made, the parapets solidly constructed. For four days or six, or as many as the regiment remains 'in,' the range of the men's vision will be the walls of the trench, the piled sandbag