cker , ▁T ief en b rug ger , ▁T ief en bru cker , ▁Te ufen b rug ger , ▁Tu iff en b rug ger , ▁De uff en b rug ger , ▁Die ff op ru char , ▁Die ff op rug har , ▁Du y f aut bro card , ▁Du iff op ru gg ar , ▁Du iff op rug car , ▁Dub ro card , ▁Die ff op ru k har , ▁Dia f op ru char , ▁Th i ph ob ru car , ▁Fra burg adi , ▁his ▁first ▁name ▁also ▁Kas par , ▁Cas par ▁or ▁G asp ard . ▁Du iff op ru gg ar ▁is ▁believed ▁to ▁have ▁been ▁born ▁near ▁F üssen ▁in ▁Bav aria , ▁Germany , ▁and ▁had ▁moved ▁to ▁Lyon , ▁France , ▁where ▁he ▁did ▁most ▁of ▁his ▁work , ▁by ▁ 1 5 5 3 . ▁He ▁was ▁one ▁of ▁the ▁first ▁to ▁produce ▁the ▁viol in ▁in ▁its ▁modern ▁form . ▁ ▁Du iff op ru gg ar ▁instruments ▁are ▁rare ▁and ▁tend ▁to ▁be ▁of ▁the ▁viol ▁family . ▁Most ▁instruments ▁bearing ▁his ▁labels ▁are ▁imag ined ▁reprodu ctions ▁of ▁his ▁instruments . ▁The ▁best ▁examples ▁come ▁from ▁the ▁work shop ▁of ▁the ▁Paris ian ▁viol in - maker , ▁Jean - B apt iste ▁V u illaume . ▁They ▁were ▁made ▁for ▁V u illaume ▁by ▁Honor é ▁Der az ey ▁( 1 7 9 4 – 1 8 8 3 ) ▁and