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Start Over Authors Cook, W. C. (William Cowden), 1840- author ✖Remove constraint Authors: Cook, W. C. (William Cowden), 1840- author Titles Necessity for teaching hygiene in schools ✖Remove constraint Titles: Necessity for teaching hygiene in schools Dates by Range 1850-1899 ✖Remove constraint Dates by Range: 1850-1899

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  • Cook, W. C. (William Cowden), 1840- author1

  • Necessity for teaching hygiene in schools1