94-96.
For an account of the Agnes Dei, see Rydberg, pp.

62, 63; and for "Conception Billets," pp.

64 and 65.

For Leo X's tickets, see Hausser (professor at Heidelberg), Period of Reformation, English translation, p.

17.
V.THEOLOGICAL OPPOSITION TO ANATOMICAL STUDIES.
Yet a more serious stumbling-block, hindering the beginnings of modern medicine and surgery, was a theory regarding the unlawfulness of meddling with the bodies of the dead.