Book details
The Disappearing Floor
Volume #19 in the Hardy Boys Canon (1-58) series
Original edition (1940)
- Ghostwriter: John Button
- Summary: The boys help to bring a gang of bank robbers to justice.
Revised edition (1966)
- Revision type: Completely rewritten; some plot elements retained. (More about revisions.)
- Ghostwriter: James Duncan Lawrence
Cover art (click thumbnail to enlarge)
 Laune, 1940 |
 Leone, 1962 |