"The Mystery of the Bartletts" by Louis Tracy is an exciting detective story that will take the reader to a mysterious crime scene where extremely interesting events take place. The main character, Detective Bartlett, carefully investigates a series of mysterious disappearances and murders, trying to find the criminals and reveal the true nature of the crimes committed. The author skillfully uses intrigue and unexpected turns of events to keep the reader in suspense until the last page. "The Secret of the Bartletts" is an exciting book that will definitely appeal to fans of the detective genre.