Concentrates on a single problem in medieval theology: the relationship between Christ's bodily presence in the Eucharist & the conversion of the Eucharistic elements, bread & wine, into Christ's body & blood. Traces discussion of this problem in the Franciscan order during the late 13th cent. from St. Bonaventure to John Duns Scotus. Contents: The Thomist-Bonaventuran Thesis; Eucharistic Thought in the 1240s: Albert the Great, Wm. of Militona, &...