Shelby Shackelford ( 1899 - ) is an American painter. Shelby Shackelford s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 50 USD for untitled (tree, landscape, 2 houses), n.d. in 2005 to 5300 USD for Portuguese Washerwomen in 2013 , based on the size and medium of the artwork.