Laws, John

An inaugural dissertation, on the rationale of the operation of opium on the animal economy : with observations on its use in disease ; submitted to the examination of the Reverend John Ewing, S.T.P. provost ; the trustees and medical faculty of the University of Pennsylvania, on the [blank] May, 1797, for the Degree of Doctor of Medicine / by John Laws, M.B. of Dover, state of Delaware.