(Rheims Cathedral. "Penitential" theory of church labyrinths.)
(Amiens Cathedral.)
(Caen. Guard-Chamber of Abbey.)
(Poitiers Cathedral. Mural sketch.)
(Labyrinth figure in Convent of St. Barlaam.)
(Cremona Cathedral.)
(Church of Reparatus, Orléansville, Algeria.)
(Chartres Cathedral.)
(Churches in Cologne and Pavia.)
(Church at Alkborough.)