The Vintage QRS Word Roll 6687 Fox Trot Harbor Lights by J Lawrence Cook is a player piano roll made by QRS in the United States. This particular roll features a Fox Trot style tune called "Harbor Lights" composed by J Lawrence Cook. It is a vintage musical instrument that allows pianists to play a pre-recorded melody with their piano's keyboard, making it a unique and nostalgic addition to any collection of vintage pianos and keyboards.