The product is a vintage sheet music book titled "Whitney Warner Folio No. 1" published by Shapiro Remick & Co. Specifically designed for piano players, this book contains musical scores for various musicals. With only one unit available, this collectible item is perfect for music enthusiasts looking to play classic musical scores on the piano. The sheet music book is a valuable addition to any vintage and antique music memorabilia collection, reflecting the rich history of musical compositions and performances.