George Barker ( 1844 - 1894 ) was an American painter. George Barker s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 853.97 USD for Niagara Falls in 2005 to 2177.84 USD for NIAGARA FALLS, C. 1880S in 2009 , based on the size and medium of the artwork.