1966 The Hardy Boys: The Mystery of Cabin Island Book #8 Hardcover Book 8908

8. The Hardy Boys The Mystery of Cabin Island ISBN 0-448-08908-4 ©1966 Grosset & Dunlop In fantastic vintage condition. Slight wear on corners and inside front cover the lining paper has just started to come unglued. Spine in not broken and has no creasing. 25. The Secret Panel ©1969 also available in fantastic condition at time of listing.