This is a rare and collectible hardcover book titled "The Dark Device" by Hannah Lees, published by Harper & Brothers in 1947. This is a first edition book with a dust jacket and special attributes. The book is in its original form and is a great addition to any collection. It is written in English and was printed in the United States. This book belongs to the category of Antiquarian & Collectible, making it a valuable item for any collector.