Heinz Schwarz ( 1920 - 1994 ) was a Swiss painter. Heinz Schwarz s works have been put up for auction numerous times, with realized prices varying from 4076.64 USD for Stehender Frauenakt. in 2007 to 4244.03 USD for Liegender Akt mit aufgestütztem Arm. in 2012 , based on the size and medium of the artwork.