proceedings of the sixth annual meeting of the National child labor committee National child labor committee, New York creator American Academy of Political and Social Science text nyu Philadelphia American Academy of Political and Social Science 1910 monographic eng

print

274 p. ; 23 cm. National Child Labor Committee (U.S.), American Academy of Political and Social Science Child labor United States Labor laws and legislation United States Child welfare United States 331.31 NAC 1910 DLC 250903 20250903152045.0 85631 eng