num_pages: 177
description: The new hydrofoil, Flying Express, is a high risk for sabotage, resulting from troubles with the public directed at the owner. Frank and Joe Hardy are asked to guard the hydrofoil on her maiden trip. The brothers are soon involved in a much more complicated case was anticipated as they battle criminals operating by the signs of the Zodiac.
language: English
title: Mystery of the Flying Express
titlecomplete: Mystery of the Flying Express (Hardy Boys, #20)
genres: Middle Grade, Detective, Childrens, Juvenile, Young Adult, Classics, Mystery, Mystery Thriller, Adventure, Fiction
ratings_count: 1916
series: The Hardy Boys
publisher: Grosset and Dunlap