![](/images/cover/.tmb/thumb_0808546090-L_100_200.jpg)
The Crimson Flame is the 77th title of the Hardy Boys series, written by Franklin W. Dixon.
![](/images/cover/.tmb/thumb_0448089327-L_100_200.jpg)
The Crisscross Shadow is Volume 32 in the original The Hardy Boys Mystery Stories published by Grosset & Dunlap. This book was written for the Stratemeyer Syndicate by Richard Cohen in 1953. Between 1959 and 1973 the first 38 volumes of this series were systematically revised as part of a project directed by …
![](/images/cover/.tmb/thumb_0689863780-L_100_200.jpg)
The Dangerous Transmission is the title of a Hardy Boys Digest novel, credited to Franklin W. Dixon.
![](/images/cover/.tmb/thumb_0448189194-L_100_200.jpg)
The Disappearing Floor is Volume 19 in the original The Hardy Boys Mystery Stories published by Grosset & Dunlap. This book was written for the Stratemeyer Syndicate by John Button in 1940. Between 1959 and 1973 the first 38 volumes of this series were systematically revised as part of a project directed by …