Christiaan Hendrik Beekman ( 1887 - 1964 ) was a Dutch painter. Christiaan Hendrik Beekman s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 10812.7 USD for Naar de demonstratie in 2004 to 65339.14 USD for Untitled in 2015 , based on the size and medium of the artwork.