Industrial instability of child workers.
Subtitle: A study of employment-certificate records in Connecticut
By: by Robert Morse Woodbury, PH. D. ...
Contributors: Woodbury, Robert Morse, 1889-
Series: Industrial series,; no. 5
Publisher: Govt. print. off.
Published: 1920
Place of publication: Washington
Language: eng
Number of pages: 86
Notes: Bureau publication, no. 74.
At head of title: U. S. Department of labor.  Children's bureau.  Julia C. Lanthrop, chief.