http://AATesaurus.cultura.gencat.cat/aat/getty_en Tesaurus d'Art i Arquitectura Getty Institute Getty Institute 0000-00-00 en 2026-03-30 21:09:28 North River bluestone 2026-03-30 21:09:28 bluestone, North River http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31480876 North River blue-stone http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31480876http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31478232