The Hypersonic Secret
Subtitle: The Hardy Boys #135
Publisher: Aladdin
Published: December 1, 1995
Language: eng
Format: Paperback
Number of pages: 160
ISBN-13: 9780671505189
Subjects: Crime & mystery; Juvenile Mysteries; Juvenile Fiction; Children's Books/Ages 9-12 Fiction; Children: Grades 4-6; General; Juvenile Fiction / Action & Adventure; Mysteries, Espionage, & Detective Stories; Mystery and detective stories; Mystery fiction