Saving Lincoln -- In plain sight -- Spying by the military -- Spy rings -- Black dispatches -- Double agents -- Bold, daring, and courageous -- Spycraft.
Summary:
"This title takes a close look at the operatives who collected intelligence for the Union and the Confederacy during the Civil War, introducing readers to these colorful characters and explaining how they carried out their risky missions."--Publisher's website.
This resource is supported by the Institute of Museum and Library Services under the provisions of the Library Services and Technology Act as administered by State Library of Iowa.