Birger Ljungquist ( 1894 - 1965 ) was a Swedish painter. Birger Ljungquist s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 738.37 USD for Liten vallpiga klädes för att sjunga för kungen in 2007 to 4724.41 USD for Friends in 2010 , based on the size and medium of the artwork.