Message Center Specialist United States. Army. Signal Corps Published: 1924 Total Pages: 180 Get eBook
United States Army Training Manual United States. Adjutant-General's Office Published: 1923 Total Pages: 826 Get eBook
Training of Signal Communication Personnel. March 9, 1942 United States. Army. Signal Corps Published: 1942 Total Pages: 80 Get eBook
Telephone Switchboard Operator United States. Army. Signal Corps Published: 1923 Total Pages: 884 Get eBook
Manual of Navy Enlisted Manpower and Personnel Classifications and Occupational Standards United States. Bureau of Naval Personnel Published: 1989 Total Pages: 802 Get eBook
Corps Signal Battalion and Airborne Corps Signal Battalion United States. Department of the Army Published: 1968 Total Pages: 124 Get eBook
