Read The Sky Phantom Storyline:
Nancy attends Excello Flying School in the Midwest to take lessons while Bess and George perfect their horseback riding. As an amateur sleuth, Nancy becomes busy investigating a mystery involving a hijacked plane and a missing pilot as well as an elusive sky phantom and horse thief and clues involving a strange magnetic cloud. This book is the original text. A revised text does not exist.Pages of The Sky Phantom :
