State child-labor standards
January 1, 1921; 1924
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Publication
1921 - Government Printing Office., Washington, District of Columbia
Language
English
Word Count
0 words, Guess
Page Count
0 pages
Identifiers
- Open LibraryOL60658336M
- OCLC Control Number83656994
Subjects
Series Statement
- United States. Children's Bureau. Chart -- No. 1
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