00729cam a22002051 4500 l 59000045 DLC 20260227111545.0 850410s1959 dcua f000 0 eng c l 59000045 (OCoLC)11902275 U.S. Dept. of Labor Libr. NjTS DLC premarc HF5549.5.T7 U5 United States. Bureau of Apprenticeship and Training. A look at industrial training in Mercer County, N.J., a study of industrial training in establishments employing four or more workers in Mercer County, N.J. [by Robert F. Arnold. Washington, 1959] 29 p. illus. 27 cm. Employees Training of. 36993 36993