Richard Artschwager ( 1923 - 2013 ) was an American painter. Richard Artschwager s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 2159.57 USD for UNTITLED in 2003 to a remarkable record 1272000 USD for Interior with Sideboard I in 2007 , based on the size and medium of the artwork.