Legends of the Blessed Virgin by Jacques-Albin-Simon Collin de Plancy.
Writings of Duns Scotus
Philosophical Writings (alternate edition)
Questions on Aristotle’s Categories
Six Questions on Individuation
Art & Architecture
Warburg Institute Iconographic Database
Legends of the Monastic Orders as Represented in the Fine Arts by Mrs. Jameson.
A Handbook of Christian Symbols and Stories of the Saints as Illustrated in Art by Clara Erskine Clement.