The index’s own references — the collections where scholars sighted this story-shape, tradition by tradition. Titles on our shelf are live links; the rest is the frontier, not yet shelved.

• general *J. J. I. von Döllinger Die Papst-Fabeln des Mittelalters 2d ed. (Stuttgart, 1890) 1–53
• general same translated by A. Plummer (London, 1871) 273–9
• general *M. le Comte d'I*** (= Jules Gay) Bibliographie des ouvrages relatif's à l'amour 3d ed. (Nice and London, 1872) V 419–23
• general Alphabet No. 601.