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- [13] CHILD LABOR AT THE NATIONAL CAPITAL ANNALS OF THE AMERICAN ACADEMY OF POLITICAL AND SOCIAL SCIENCE, 1906, 27 (02): : 270 - 280
- [14] CHILD LABOR - A NATIONAL DISGRACE ANNALS OF THE AMERICAN ACADEMY OF POLITICAL AND SOCIAL SCIENCE, 1906, 28 (02): : 301 - 303
- [15] CHILD LABOR A NATIONAL PROBLEM ANNALS OF THE AMERICAN ACADEMY OF POLITICAL AND SOCIAL SCIENCE, 1906, 27 (02): : 331 - 336
- [16] SEVEN YEARS OF CHILD LABOR REFORM ANNALS OF THE AMERICAN ACADEMY OF POLITICAL AND SOCIAL SCIENCE, 1911, 38 : 31 - 38