Zanino Di Pietro ( - 1448 ) was a Italy painter. Zanino Di Pietro s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 13185.43 USD for THE MADONNA OF HUMILITY, WITH A DONOR AND ANGELS in 2005 to 71500 USD for THE MADONNA OF HUMILITY FLANKED BY TWO ANGELS in 2013 , based on the size and medium of the artwork.