Piero Buonaccorsi ( 1500 - 1547 ) was an Italian painter. Piero Buonaccorsi s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 20315 USD for A standing dragon in profile to the right in 2004 to 145000 USD for RECTO: CAMILLUS AND BRENNUS in 2007 , based on the size and medium of the artwork.