U.S. 23rd Division (Americal) Radio Net Plan, 1943 Original 1943 Signal Corps document, from S.C. Officer's Training materials. https://photos.app.goo.gl/c4hn1W5afrat6KXG9 73 Dave AB5S -- This email has been checked for viruses by Avast antivirus software. https://www.avast.com/antivirus