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 was written by William Rattle Plum and published in 1882 as a set of two volumes running approximately 800 pages.

Here are some sample images of various pages taken from the books and a copy of the title page of Volume 1 of this two volume set.

Here are the computer requirements to run and operate this CD. You must have a PC running Windows or a Macintosh running OS X or higher software and a web browser. All volumes are in PDF format and are fully searchable.