Karel Sotnovsky Skreta ( 1610 - 1674 ) was a Czech painter. Karel Sotnovsky Skreta s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 6400 USD for Portrait d`un musicien derrière un rideau en trompe-l`oeil in 2005 to 9738.56 USD for Apollo und die Musen auf dem Helikon in 2007 , based on the size and medium of the artwork.