The Disappearing Floor

It was first published in 1940 by grosset amp.

The disappearing floor. A disappearing floor a huge savage looking hound a galloping ghost and a college professor s startling invention are just a few of the strange elements that complicate the boys efforts to solve both mysteries. Contents show plot summary once again frank and joe hardy accept the challenge of a puzzling case when their famous detective. They are renowned youth detectives in this story along with their dear friend chet morton. Once again frank and joe hardy take on a puzzling case when their famous detective father asks the boys to assist him in tracking down a notorious jewel thief and his accomplices.

The disappearing floor by dixon franklin w. While looking for a missing scientist frank and joe get more than they bargained for with a ufo that runs them off the road and an old house with growing rooms and disappearing floors. The disappearing floor is a good fun episode. Wikia banner the disappearing floor is the 19th book in the hardy boys.

1 between 1959 and 1973 the first 38 volumes of this series were systematically revised as part of a project directed by harriet adams edward stratemeyer s daughter. The disappearing floor is a suspenseful crime thriller about the famous brothers frank and joe hardy. This book was written for the stratemeyer syndicate by john button in 1940. A disappearing floor a huge savage looking hound a galloping ghost and a college professor s startling invention are just a few of the strange elements that complicate the boys efforts to solve both mysteries.

The boys also discover that someone else is looking for the scientist a couple of russian agents. Dunlap and revised and re published in 1964. About hardy boys 19. A disappearing floor a huge savage looking hound a galloping ghost and a college professor s startling invention are just a few of the strange elements that complicate the boys efforts to solve both mysteries.

A disappearing floor a huge savage looking hound a galloping ghost and a college professor s startling invention are just a few of the strange elements that complicate the boys efforts to solve both mysteries.