Olle Baertling ( 1911 - 1981 ) was a Swedish Concretism abstract painter. Olle Baertling s works have been put up for auction numerous times, with realized prices greatly surpassing estimated prices, varying from 35578.14 USD for NEAM in 2003 to a remarkable record 2605367.26 USD for Mithra in 2012 , based on the size and medium of the artwork.