There was recently a small discussion of the amazing lace-like cut book of Marie de’ Medici, and this other book just came my way today. It is too early to be lace, I think the idea of the stonework on the cathedral makes sense.
Still, it's just lovely, even if 1300s is too early for it to be a lace imitation.
A Cut Above the Rest…? Unraveling the Mystery of the Walters “Lace” Manuscript
Lynley Anne Herbert