This story takes place at the world famous Biltmore in Asheville, North Carolina when two brothers and their wives come to visit their old friend who care takes the place for his wealthy father. They start exploring the Biltmore estate and find a secret passage that yields a very unusual old antique box.
One of the brothers is a scientist who notes that the box has some type of function. They also find that there are old ledger type pages with the box which interest the other brother who is an economist.
The care taker son mentions the box and the pages to hs father who becomes very alarmed.
Upon returning home one of the brothers is killed which turns out to be murder. The other brother and the two wives begin a harrowing trip that takes them through out Europe as the elusive killers try to find them and silence them about the box.
The review of this Book prepared by Hugh Simpson