Thorvald Hagedorn Olsen ( 1902 - 1996 ) was a Danish painter. Thorvald Hagedorn Olsen s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 603.72 USD for Sommerdag ved fjorden. in 2003 to 2117.75 USD for Ladies by the Window in 2011 , based on the size and medium of the artwork.