What liquid laid inside this mysterious bottle of Sazerac? Aaron Goldfarb When William J. LaGamma found himself in the wine cellar of a Westchester County mansion estate sale, he wasn't sure what he would find—but knew it'd be old. “[It] was one of those damp, dark, musty-smelling concrete rooms," he said. "Ancient, with a large, heavy door that was stuck open, wooden with heavy metal latches. Edgar Allan Poe-like.” LaGamma is an antique dealer who...