This coffee table book is a collaboration by Stephen Ambrose Douglas Brinkley and Sam Abell. It is an official publication of the Louisiana purchase by Centennial in 2002. It is hardcover preowned. There is an inscription inside the front cover indicating that Steven Ambrose had passed away. This book is filled with beautiful photographs and explanations regarding the history of Louisiana purchase and how it affected the growth of our nation. It is a preowned volume. Please see photos.