ONLINE CATALOG SEARCH

Next to Myers, the first Chief Signal Officer of the Army, this book appears to be the very first manual of instruction on military signaling in the American Army. Instructions for the use of the U.S. Army cipher disk are given on pp. 42-43. Contains paragraphs (pp. 114-119) devoted to ciphers. Very rare and valuable. Once the property of 1st Lt. Charles de F. Chandler, Signal Corps USA. This publication was not an official document, having been put on sale at a price of 50 cents.