Minors in automobile and metal-manufacturing industries in Michigan ...
Material type:
TextSeries: United States. Publication ; no. 126.Publication details: Washington, Govt. print. off., 1923.Description: vii, 131 p. ill., platesLOC classification: - HV741 .A32 no. 126
- W1
At head of title: U. S. Department of labor. James J. Davis, secretary. Children's bureau. Grace Abbott, chief.
Plates printed on both sides.
"... The field work in connection with this study was supervised by Helen M. Dart, who, together with Ella Arvilla Merritt, has written the report. The occupational descriptons were prepared by E. J. Allett." - Letter of transmittal.
"A brief bibliography": p. 123-131.
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