Plum William R

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;Aloso A Running Account Of The War Between The States

The Military Telegraph During The Civil War In The United States

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;Aloso A Running Account Of The War Between The States (Volume I)