The construction machinery chewed away at the hill in Nice, digging out the foundation for a new luxury apartment building. Suddenly one of the sidewalk superintendents erupted with excitement. "Stop!" he shouted at a bulldozer operator: "Don't let anyone do any work near this spot." Reluctantly the workman obeyed. Dr. Henry de Lumley, 30, an archaeological specialist in the late paleolithic civilization, had the authority of the French Ministry of Culture behind him, and among the stones scooped up by the bulldozer, he had recognized some hand-hewed tools of prehistoric man.
Building...