The product is a 1920s antique hardcover book titled "The WORKS OF ROBERT LOUIS STEVENSON Hardcover Vol 1" published by Walter Black in 1927. This collector's edition features a classic author, Robert Louis Stevenson, and is a part of the history subject area. The book is in English and is an original edition, not a facsimile. While it is not signed, it holds value as an antique piece and would be a prized addition to any collector's library.