The Mystery at Dark Star Ranch

"The Mystery at Dark Star Ranch" by Percy Keese Fitzhugh is a mystery novel that follows Hal Keene, a young boy with a penchant for solving mysteries and crimes as he visits a friend at the Dark Star Ranch. However, what was supposed to be a fun and relaxing visit turns into something more when Hal discovers a neighbor is desperate to take over the Dark Star and he's willing to do whatever it takes to make the ranch his.