Stanislaw Ignacy Witkiewicz ( 1885 - 1939 ) was a Polish painter. Stanislaw Ignacy Witkiewicz s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 18000 USD for Lady`s Portrait, 1924 in 2005 to 64425.21 USD for Spotkanie z jednorogiem w Górach Skalistych, 1920 r. in 2008 , based on the size and medium of the artwork.