The US Army Signal School apprenticeship program for the trade of control room technician (radio and television broadcasting)
Series: Department of the Army pamphlet -- 621-129; DA pam -- 621-129
Publisher: Headquarters, Dept. of the Army
Published: 1981
Place of publication: [Washington, DC]
Language: eng
Subjects: U.S. Army Signal School -- Curricula; Apprentices -- United States; Electronic technicians
Notes: Cover title

"This pamphlet supersedes DA pamphlet 621-129, 1 August 1978"--P. i

"July 1981."