[Rezension von:] Raggio, Olga; Wilmering, Antoine M.: The Gubbio Studiolo and its conservation : I. Federico da Montefeltro's palace at Gubbio and its Studiolo ; II. Italian Renaissance intarsia and the conservation of the Gubbio Studiolo. - New York : Metropolitan Museum of Art: 1999 - Thornton, Dora 19XX- (2000)