. . "Tecnologia Aspectes socials Nova York (Estats Units d'Amèrica)" . . "Metros Nova York (Estats Units d'Amèrica) Història." . . "New York (N.Y.)" . . . . . . . . . . . . . "History" . "An illustrated history of New York City's subway system profiles the personalities responsible for designing and building the subway; recounts its construction and growth; and offers rare subway memorabilia and archival photographs." . . . . "Subways : the tracks that built New York City" .