Up for sale are US Army Signal Corp M-210-A Message Book. It is new with no missing pages. They are dated 1943 and consist of 25 sets of message forms in triplicate for regular use, 3 sets in duplicate for pigeon use and 25 sheets of tracing paper. All pages and carbon copies are intact. This is a great piece of American History to own or to get for an avid collector. If there are any questions feel free to email.