Clyde Leon Keller ( 1872 - 1962 ) was an American painter. Clyde Leon Keller s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 350 USD for Falling Leaves-Sauvies Island a late summer landscape in 2004 to 3500 USD for Boat houses on the upper Willamette River with two fishermen at left in 2008 , based on the size and medium of the