G-8 and His Battle Aces 29 — Robert J. Hogan

Skeletons of the Black Cross by Robert J. Hogan Sudden, hideous destruction loomed like some frightful monster in the skies, wrought by what fiendish hand, the Master Spy could not tell -- could not tell because it struck swiftly and silently, without so much as a trace of its frightful source. Still G-8 hit the sky lanes of Death -- with a purpose. He would bring back the answer or not return at all.