Giovanni Agostino Cassana ( 1658 - 1720 ) was an Italian painter. Giovanni Agostino Cassana s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 5170.22 USD for ZweiTauben in 2004 to 25612.1 USD for Conigli; e Animali da cortile e porcellini d'India in 2009 , based on the size and medium of the artwork.