▁a ▁proven ance ▁from ▁Mar iet te ' s ▁collection , ▁with ▁its ▁discrete ▁collect or ' s ▁stamp , ▁adds ▁all ure ▁even ▁to ▁great ▁Old ▁Master ▁draw ings : ▁a ▁head ▁by ▁Andrea ▁del ▁S arto , ▁from ▁the ▁collections ▁of ▁Giorg io ▁Vas ari , ▁Cro zat ▁and ▁Mar iet te ▁fetch ed ▁£ 6 , 5 0 4 , 0 0 0 ▁( ca ▁$ 1 1 , 7 4 0 , 0 7 2 ) ▁at ▁au ction ▁in ▁ 2 0 0 5 ▁ ▁Mar iet te ▁eng ra ved ▁and ▁printed ▁several ▁pl ates , ▁an ▁aspect ▁of ▁the ▁family ▁business . ▁His ▁eng rav ings ▁illustrated ▁the ▁C ours ▁d ' architecture ▁qui ▁comprend ▁les ▁ord res ▁de ▁V ign ole ▁ä ▁ceux ▁de ▁Michel - An ge ▁of ▁August in - Char les ▁d ' Av iler ▁( Par is , ▁ 1 7 6 0 ), ▁Before ▁the ▁death ▁of ▁his ▁father ▁in ▁ 1 7 4 2 , ▁Mar iet te ▁had ▁already ▁been ▁running ▁the ▁family ▁publishing ▁and ▁print - making ▁business , ▁an ▁aspect ▁of ▁his ▁career ▁often ▁over look ed ▁by ▁art ▁histor ians . ▁The ▁firm ▁had ▁published ▁Pierre ▁F auch ard ' s ▁Le ▁ch ir urg ien ▁dent iste , ▁ou ▁tra ité ▁des ▁d ents ▁ 1 7 2 8 , ▁the ▁first ▁modern ▁work ▁on ▁dent istry ▁and ▁a ▁mil estone ▁of ▁medical ▁history , ▁ ▁By ▁ 1 7 5 0 ▁he ▁sold