Author: Franklin W. Dixon
Not only is the local bank robbed, but two of the Hardy boys' pals mysteriously disappear after a masquerade party. Are the events related? How the Hardy boys use all their courage and skill to outwit the criminals provides an exciting climax to one of the most baffling mysteries the young detectives have ever encountered.
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Hardcover: 192 pages
Publication Date: March 1, 1930
Publisher: Grosset & Dunlap
Author: Franklin W. Dixon
ISBN-13: 978-0448089041
Genres: Children's Books, Growing Up & Facts of Life