"Offers rare insights into principles of engineering and design."—The Washington Post Book World“Delightful . . . Mr. Petroski combines historical narrative with technical expertise to compelling affect.” —New York Sun"I’ll never look at a toothpick in the same way." —Jeri Krentz, The Charlotte Observer“Petroski writes . . . with the observant eye of an engineer and the imaginative heart of a novelist.” —Los Angeles Times
