Child labor; facts and figures.
Series: Bureau publication -- no. 197; Bureau publication (United States. Children's Bureau) -- no. 197.
Published: 1930
Place of publication: Washington
Language: eng
Number of pages: 133
Subjects: Child labor -- United States -- Statistics; Child labor -- Law and legislation
Genres: Statistics.
Notes: Contains material previously issued in Bureau publications no. 93 and 114 and in its leaflet on Legal regulation of the employment of minors.