Walter Mafli ( 1915 - 2017 ) was a Swiss painter. Walter Mafli s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 169.89 USD for Lac de Neuch√¢tel in 2004 to a remarkable record 553662.69 USD for Churfirsten depuis Walenstadtberg in 2011 , based on the size and medium of the artwork.