Minors in automobile and metal-manufacturing industries in Michigan 
Contributors: Dart, Helen Maretta, 1889-; Merritt, Ella Arvilla, 1882-; Allett, E. J.
Series: Bureau publication; no. 126
Publisher: Govt. print. off.
Published: 1923
Place of publication: Washington
Language: eng
Number of pages: 131
Notes: "A brief bibliography": p. 123-131.
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.