TARNAI, TiborDomingo Cabo, AlbertoLázaro Fernández, Carlos Manuel2010-01-262010-01-262010-01-26978-84-8363-461-5https://riunet.upv.es/handle/10251/6954p. 881-892We present a morphological survey of nested ivory shells and polyhedra made by turning, and show examples of related objects of art of known ivory collections, that can be interesting from geometrical and also from structural point of view.Reserva de todos los derechosMorphologyGeometryPolyhedraNested spherical shellsChinese ballTurningTurnery artIvory carvingComunicación en congresoAbierto