An inaugural dissertation on opium : submitted to the examination of John Ewing, S.T.P. provost ; and to the trustees and medical professors of the University of Pennsylvania ; for the degree of Doctor of Medicine : on the second day of May, A.D. 1792 / by Valentine Seaman, of New-York.

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An inaugural dissertation on opium : submitted to the examination of John Ewing, S.T.P. provost ; and to the trustees and medical professors of the University of Pennsylvania ; for the degree of Doctor of Medicine : on the second day of May, A.D. 1792 / by Valentine Seaman, of New-York. Public Domain Mark. Source: Wellcome Collection.

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This material has been provided by the National Library of Medicine (U.S.), through the Medical Heritage Library. The original may be consulted at the National Library of Medicine (U.S.)