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Twelve-hour day : letters between the President of the United States and American Iron and Steel Institute ; also interview with Elbert H. Gary, chairman, in response to inquiries by representatives of twenty-six different newspapers, July 6th, 1923
- "Twelve-hour day : letters between the President of the United States and American Iron and Steel Institute ; also interview with Elbert H. Gary, chairman, in response to inquiries by representatives of twenty-six different newspapers, July 6th, 1923"@en