secrestanus
Could not find secrat in Logeion dictionaries. Looking for closest alphabetic form.
Soucretain, eodem sensu, in Reg. 13. Corb. sign. Habacucad ann. 1510. fol. 37 :
Robache enffermier, Philippes de Lille thesaurier,... Adrien
de S. Albin Soucretain. Sougretain, in Ch. ann. 1298. ex Lib. rub. Cam. Comput.
Paris fol. 42. Unde Un mantel de camelin brun, qui est gardé en la Soucretainerie. Vide
mox Secrestarius.