Reuben Lucius Goldberg ( 1883 - 1970 ) was an American painter. Reuben Lucius Goldberg s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 1066 USD for Portrait of a Man in 2008 to 2750 USD for Untitled (Machine) in 2013 , based on the size and medium of the artwork.