Aperçu gratuit du livre The Military Telegraph During the Civil War in the United States: With an Exposition of Ancient and Modern Means of Communication, and of the Federal and Confederate Cipher Systems; Also a Running Account of the War Between the States; Volume 2
The Military Telegraph During the Civil War in the United States: With an Exposition of Ancient and Modern Means of Communication, and of the Federal and Confederate Cipher Systems; Also a Running Account of the War Between the States; Volume 2