Sion Longley Wenban ( 1818 - 1892 ) was an American painter. Sion Longley Wenban s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 603.32 USD for Dorf im Sommer in 2005 to 2639.52 USD for Waldinneres in 2005 , based on the size and medium of the artwork.