Thick and thin of interlace
[Z]acha[riae] The Book of Kells, Trinity College Dublin, Ms. 58, fol. 19v
Purple parchment, Gold H
Liber comitis [dit Lectionnaire pourpre, ou de Vérone] Source: gallica.bnf.fr Bibliothèque nationale de France, Département des Manuscrits, Latin 9451, fol. 139v.