Nancy must search for a flight of 99 steps to solve the mystery of a friend’s weird dream. Her search leads her to France, but before leaving the United States, a sinister man called Monsieur Neuf warns the young sleuth not to pursue her mission! While in France, Nancy and her father investigate a wealthy financier who has been frightened into selling large amounts of securities. Startling discoveries convince the girl detective that Carson Drew’s case and her own mystery are linked by the 99 steps! This book is the original text. A revised text does not exist.