Othmar Peter Hartmann ( 1898 - 1973 ) was an Austrian painter. Othmar Peter Hartmann s works have been put up for auction numerous times, with realized prices varying from 232.25 USD for Design for the Iron Curtain at the Vienna State Opera in 2004 to 262.85 USD for Bei der Rast in 2007 , based on the size and medium of the artwork.