Ry, Marc Antoine du A Sedes Sapientiae from León : second half of the twelfth century / Marc Antoine du Ry - , 2012 - 25 p. : il. ; 21 - Medieval Art in Focus . ISBN: 0-9540707-4-7 Subjects--Topical Terms: Escultura medieval-LeónEscultura religiosa Universal Decimal Class. No.: 730(460.181)"11"