Olof Sager nelson ( 1868 - 1896 ) was a Swedish 19th Century painter. Olof Sager nelson s works have been put up for auction numerous times, with realized prices greatly surpassing estimated prices, varying from 20073.6 USD for Flicka i sommargrönska in 2004 to a remarkable record 450581.4 USD for Prinsessan Maleine / Flickan med svanar in 2006 , based on the size and medium of the artwork.