Pushing the LimitsBy: Henry Petroski Here are two dozen tales in the grand adventure of engineering from the Henry Petroski, who has been called Americas poet laureate of technology. Pushing the Limits celebrates some of the largest things we have createdbridges, dams, buildings and provides a startling new vision of engineerings past, its present, and its future. Along the way it highlights our greatest successes, like Londons Tower Bridge; our most ambitious