Walter Margulis ( 1950 - 1994 ) was a painter. Walter Margulis s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 100000 USD for Naturaleza muerta con caj in 2005 to a remarkable record 1800000 USD for Expectro eterno, S/f in 2005 , based on the size and medium of the artwork.