Robert H Jackson ( 1934 - ) is a painter. Robert H Jackson s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 1680 USD for Jack Ruby shooting Lee Harvey Oswald, Dallas in 2010 to 3585 USD for Sheep Bedded on Straw and "A Family of Fowl in a Barn" in 2011 , based on the size and medium of the artwork.