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Start Over Authors Willis, John, active 1795 ✖Remove constraint Authors: Willis, John, active 1795 Titles An inaugural dissertation on the chymical analysis and operation of vegetable astringents, with observations on the identity of the vegetable acids: sumbitted to the examination of the Rev. John Ewing, S.T.P. provost ; the trustees and medical professors of the University of Pennsylvania, for the decree of Doctor of Medicine ✖Remove constraint Titles: An inaugural dissertation on the chymical analysis and operation of vegetable astringents, with observations on the identity of the vegetable acids: sumbitted to the examination of the Rev. John Ewing, S.T.P. provost ; the trustees and medical professors of the University of Pennsylvania, for the decree of Doctor of Medicine

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  • An inaugural dissertation on the chymical analysis and operation of vegetable astringents, with observations on the identity of the vegetable acids: sumbitted to the examination of the Rev. John Ewing, S.T.P. provost ; the trustees and medical professors of the University of Pennsylvania, for the decree of Doctor of Medicine1