Enigma
Author
Series
Spy on history volume 1
Description
During the Civil War, African American Mary Bowser becomes a maid in the Richmond mansion of Confederate States of America president Jefferson Davis as part of a plan to pass along secrets to help the Union. Includes a replica of a Confederate decoder, plus other spycraft materials, in a sealed envelope to help the reader discover clues found in the text and illustrations.
Author
Series
Spy on history volume 2
Description
Follows the efforts of the artists and sound engineers of the Ghost Army, who were tasked with purposely misleading the Germans, in a book with hidden clues embedded in the text and illustrations.