MEDIEVAL SCULPTOR, Spanish
(active 1100s in León)
Colegiate de San Isidoro, León
Two portals were built on the south side of the Colegiata del San Isidoro in León around 1100; they are the Puerta del Perdón (the portal of forgiveness - in the south transept and the Puerta del Cordero, which grants access to the building from the southern side aisle.
The picture shows the tympanum of the Puerta del Cordero representing the sacrifice of Isaac by Abraham with details.