Frederick Palmer,
Our Greatest Battle (The Meuse-Argonne…
“ The engineers had no time to spare for observing blazing balloons. Their labors in the old trench system, in contrast to the florid drama of the air, were a reminder of how completely earth-tied the army was, and how small a part of its effort was above the earth, even in the days when communiqués paid much attention to aces. For a mile or more every road in the immediate rear of the old French trenches had been in disuse for four years while it was being torn by shell-bursts. For the distance across No Man's Land, it had become part of the sea of shell-craters. ”
