Hans Rudolf Strupler ( 1935 - 2015 ) was a Swiss painter. Hans Rudolf Strupler s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 428.93 USD for Märchenstadt auf rot/violettem Grund. in 2004 to 3423.62 USD for Tierbaum. in 2005 , based on the size and medium of the artwork.