Mario Nigro ( 1917 - 1992 ) was an Italian painter. Mario Nigro s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 2008.1 USD for Vibrazione simultanea in 2004 to 55672.35 USD for Pannello a scacchi bianchi e neri in 2014 , based on the size and medium of the artwork.