prestula
Steyererin Commentar. ad Hist. Alberti II. Ducis, col. 431 :
Cujuslibet eorum vero sigillo, alba cera et Prestula pergamenea, more eorumdem consueto, in pendenti sigillatas, non viciatas, etc.
Cujuslibet eorum vero sigillo, alba cera et Prestula pergamenea, more eorumdem consueto, in pendenti sigillatas, non viciatas, etc.