TY  - BOOK
AU  - Johnson,James F.
ED  - United States.
TI  - Training in industrial plants: A manual for American industries setting forth the theory and practice of industrial training ..
T2  - Training bulletin,
AV  - T73 .A25 no. 14
PY  - 1919///
CY  - Washington
PB  - Govt. Print. Off.
KW  - Technical education
KW  - United States
N1  - At head of title: U.S. Department of Labor. United States Training Service, C.T. Clayton, director; Prepared by James F. Johnson, chief of training methods
ER  -