Jaap Sax ( 1899 - 1977 ) was a Dutch painter. Jaap Sax s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 475.44 USD for Bloemstilleven in 2005 to 544.22 USD for Schepen aan de kade in 2007 , based on the size and medium of the artwork.