Elmer Haslett, Luck on the Wing: Thirteen Stories of a Sky Spy
“ Imagine the solid and continuous barrage of thousands and thousands of shells bursting in a line for miles and miles, the barking cannons on each side, like so many ferocious dogs spitting fire, roads filled with on-marching troops, coming up in formation from both sides, walking as it were, into that veritable valley of death and destruction; the air filled with hostile planes and our whole safety depending upon the supposition of being alone and so far behind the lines that the Germans would not realize the presence of an enemy plane. ”
