num_pages: 480
language: English
title: Hardy Boys 3 in 1: The Mystery of the Disappearing Floor / The Wailing Siren Mystery / The Mystery of the Aztec Warrior
titlecomplete: Hardy Boys 3 in 1: The Mystery of the Disappearing Floor / The Wailing Siren Mystery / The Mystery of the Aztec Warrior
ratings_count: 16
publisher: HarperCollins Publishers