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<dl><dd>Thesis (PH.D.)--Columbia university, 1921</dd>
<dd>Bibliography: p. 259-263; bibliographical foot-notes</dd></dl><br>Subjects: Education, Compulsory -- United States; Educational law and legislation -- United States; Child labor -- United States; School attendance -- United States</div>
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Ensign, Forest Chester, 1867-</div>
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