Josef Grassi (after) ( 1755 - 1838 ) was an Austrian painter. Josef Grassi (after) s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 492.76 USD for Portraits of a young man as Bacchus and of a young lady as bacchante, pendants in 2004 to 1886.65 USD for Portrait of a lady wearing a turban in 2011 , based on the size and medium of