In 1745 sheds were erected to allow merchants to congregate in a marketplace to sell food and wares. At the ends of the sheds were headhouses, which were fire engine houses. This one happens to be one of America's most venerable, built in the early 1800s. Each headhouse had alarm bells and a second-floor fireman's social club. The shed between Lombard and Pine Streets, called the Shambles, was restored in the early 1960s. In the spring and summer, artisans in an open market sell handcrafts