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Start Over Subjects Skin Diseases -- etiology ✖Remove constraint Subjects: Skin Diseases -- etiology Authors Mitchell, John K. (John Kearsley), 1859-1917 ✖Remove constraint Authors: Mitchell, John K. (John Kearsley), 1859-1917 Titles The general and local effects of paraffin oil upon those working in it ✖Remove constraint Titles: The general and local effects of paraffin oil upon those working in it

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  • Mitchell, John K. (John Kearsley), 1859-19171

  • The general and local effects of paraffin oil upon those working in it1