In a book of 1907, obtain the information that Pierre de San Superan and Varvassa, commanders, are mentioned for the first time in 1380, as well as that San Superan received the citizenship of Bordeaux from the Black Prince [REF].
From a reference of 1382, he appears as Pierre Lebourd de Saint-Supéran,[REF] together with Bérard de Varvassa and elsewhere just Pierre Lebourd[REF] and in anοther modification as Petrus Lebord de Sancto Superano[REF] .