Marie-Thérèse Zenner presents a brief overview of the survival of Latin Euclid within the practical geometry tradition of
builders, taking examples from an eleventh-century French Romanesque church, Saint-Etienne in Nevers, and a thirteenth-century
Picard manuscript of drawings (Paris, Bibliothèque nationale, MS fr. 19093), known as the portfolio of Villard de Honnecourt.
Keywords. Marie-Thérèse Zenner - Villard de Honnecourt - Euclidean Euclidian geometry - medieval geometry architecture