Ceremonies upon the opening of the Williamsburg Bridge in New York City, 1903. Opening the Williamsburg Bridge over the East River, the largest suspension bridge in the world at the time. TLS looking across the newly constructed Williamsburg Bridge, American flags lining barrier, New York City police officers riding horses across bridge, toward cam; next batch of folks crossing the bridge are press photographers carrying large wooden "box" cameras; following them are various dignitaries led by a standard bearer whose banner reads "Mayor." (The mayor of New York at this time was Seth Low, a lame-duck at the time of filming, having been defeated in the November mayoral election.) TLS crowd crossing bridge decorated with bunting, walking away from cam.