Niels Gustav Wentzel ( 1859 - 1927 ) was a Norwegian painter. Niels Gustav Wentzel s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 6921.34 USD for Tøvær in 2001 to a remarkable record 33045.83 USD for Vinter i Vågå in 2007 , based on the size and medium of the artwork.