Alf Lindberg ( 1905 - 1990 ) was a Swedish painter. Alf Lindberg s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 1016.52 USD for SJÄLVPORTRÄTT in 2003 to 6372.39 USD for MANSFIGUR II in 2006 , based on the size and medium of the artwork.