Charles Frederick De Brocktorff ( 1775 - 1850 ) was a Danish painter. Charles Frederick De Brocktorff s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 2132.58 USD for A GROUP OF WATERCOLOURS OF GREEK FIGURES in 2003 to 3705.8 USD for View of the Curtain Reale, Valletta, Malta in 2008 , based on the size and medium of the artwork