Hans Grass ( 1935 - ) is a painter. Hans Grass s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 177.19 USD for Bunter Blumenstrauß in schwarzer gefußter Vase auf Marmorplatte in 2007 to 2300 USD for Pair of luminous landscapes with skaters in 2011 , based on the size and medium of the artwork.