31. These were produced in collaboration with Asta Musedalslien at Norsk Intarsia AS in Tyristrand, after designs by Tidemand-Johannessen. 32. In front of the latter there is a sixteenth-century reredos in wood displaying the Medici arms in gold intarsia . 33. The technique of intarsia was already perfected in Islamic North Africa before it was introduced into Christian Europe through Sicily and Andalusia. 34. He was also famous for the wooden room entirely of intarsia , the " Studiolo " in the Ducal Palace in Gubbio. 35. Other elements and the alabaster intarsia were added in 1584, when an earlier balustrade was dismantled and the pulpit was reconstructed. 36. The most elaborate examples of intarsia can be found in cabinets of this period, which were items of great luxury and prestige. 37. Intarsia and marquetry can appear very similar, but marquetry is much more common when semiprecious, or precious materials are being used.38. This leads to a kind of Neo-Justinianism, but transformed into a characteristically Greek style through the technique of marble intarsia . 39. It is thought that the word'intarsia 'is derived from the Latin word'interserere'which means " to insert ". 40. Priscilla Gibson-Roberts discusses four techniques for knitting intarsia in the round in her book, " Ethnic Socks & Stockings ".