Jozef Gielniak ( 1932 - 1972 ) was a painter. Jozef Gielniak s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 793.7 USD for Improwizacja - Elukubracja fantazyjna i krotochwilna in 2004 to 3632.8 USD for Improwizacja dla Grażynki II in 2005 , based on the size and medium of the artwork.