The US Army Signal School apprenticeship program for the trade of aircraft engine mechanic (turbine).
Series: Department of the Army pamphlet -- 621-110.; DA pam -- 621-110.
Publisher: Headquarters, Dept. of the Army
Published: 1981
Place of publication: Washington, DC
Language: eng
Subjects: U.S. Army Signal School -- Curricula.; Airplanes -- Motors.
Notes: "This pamphlet supersedes DA Pam 621-110, February 1978."

"15 July 1981."