Italia " La Provincia" - June 16, 1994

(Summary - translated into English)
Andrea Bang - the recovery of natural varnish from Stradivari era
...Andrea Bang is famous for having developed the mixing method of 10 different types of natural varnish used in the Stradivari era  with his passionate nature that makes him drive madly at his research....  Antonio Stradivari is almost a legend to him. Since 1962, he has restored the sound of the classical instruments with natural varnishes used 300 years ago.  He has discovered that each piece of wood requires a different varnish according to it's unique cellular quality....To come to his achievement so far, namely, to discover the secret from old times, he had to sacrifice 4 exquisite instruments.  Among them are 1702 Stradivari, 1711 Guarneri, 1659 Amati and 1732 Ruggeri....