Gunnar J Son ( 1905 - 1997 ) was a Swedish painter. Gunnar J Son s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 42.16 USD for Ugglepar in 2008 to 72.27 USD for Kanadagäss in Barkeryds- sjön in 2008 , based on the size and medium of the artwork.