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Helen Laura Sumner

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Books

A Documentary History of American Industrial Society: Labor movement
A Documentary History of American Industrial Society: Labor movement
Helen Laura Sumner, John Rogers Commons, Eugene Allen Gilmore, Ulrich Bonnell Phillips, John Bertram Andrews
Children Deprived of Parental Care
Children Deprived of Parental Care
Helen Laura Sumner, United States. Children's Bureau, Sophonisba Preston Breckinridge, Edith Abbott, Robert Morse Woodbury
The Working Children of Boston
The Working Children of Boston
Helen Laura Sumner
Child Labor Legislation in the United States
Child Labor Legislation in the United States
Helen Laura Sumner, United States. Children's Bureau, Ella Arvilla Merritt
Administration of Child Labor Laws
Administration of Child Labor Laws
Helen Laura Sumner, Ethel Edna Hanks

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