Colonel Wayne S. Lethgo was commissioned an Infantry Officer upon graduation from Officer Candidate School Class 9-47, 28 August 1947. His first duty assignment was as Stevedore Officer, 609th Transportation Port Company, Inchon, Korea. | His subsequent duty assignments include: Assistant S-4 & Company Officer, 5th Infantry Regiment, Seoul, Korea; Mess & Billeting Officer, Headquarters, Yokohama Command, Yokohama, Japan; Platoon Leader, Company I, 24th Infantry Regiment, 25th Division, Gifu, Japan; Military Police Officer, 512d Military Police Company, Gifu, Japan; Platoon Leader and Executive Officer, Company C, 27th Infantry Regiment, 25th Division, Japan/Korea; Company Commander, Company C, 503d Airborne Infantry Regiment, 11th Airborne Division, Fort Campbell, Kentucky;  Battalion S-3, 1st Battalion, 503d Airborne Infantry Regiment, 11th Airborne Division, Fort Campbell, Kentucky; Reenlistment Officer, 101st Airborne Division, Fort Campbell, Kentucky; Executive Officer, Schwaebish Hall Sub Post, Germany; Personnel Officer, Adjutant General Division, Fort Polk, Louisiana; Deputy Chief of Staff, Fort Polk, Louisiana; S-1, 525th Military Intelligence Group, Vietnam; Adjutant General, Headquarters, U.S. Army Training Center/Signal School, Fort Gordon, Georgia. | Following his retirement, Colonel Lethgo served as Manager, Knitwear Manufacturing, Riegel Textile Company. He also served Veterans Affairs Officer, Aiken County, South Carolina, until he fully retired.