num_pages: 192
description: In their motorboat the Sleuth Frank and Joe Hardy search Barmet Bay for a dangerous stranger who has stolen a valuable boat. Suddenly, in the eerie fog, they spot the craft drifting aimlessly out to sea. What happens next starts the young detectives and their pal Chet Morton on an intriguing adventure that takes them to Mexico and into the comparatively unexplored desert and mountain regions of Baja California.
language: English
title: The Mark on the Door
titlecomplete: The Mark on the Door (The Hardy Boys, #13)
genres: Middle Grade, Detective, Childrens, Crime, Young Adult, Classics, Mystery, Mystery Thriller, Adventure, Fiction
ratings_count: 2899
places: Mexico
series: The Hardy Boys
publisher: Grosset & Dunlap