View through arch of aisle in exhibit area during the 1909 Boston Auto Show at Mechanics Hall in Boston, Massachusetts. Cars are visible on both sides of aisle; vaulted ceiling is decorated with striped drapery. Stamped on back: "Spooner & Wells, Inc., photographers, telephones 3472-3473 Columbus, 1931 Broadway, New York." Handwritten on back: "Shows--Boston Auto Show, 1909."