Charles John Robertson (attributed To) ( 1779 - ) is a British painter. Charles John Robertson (attributed To) s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 141.77 USD for BOY FISHING in 2008 to 1121 USD for Portrait Miniature of a Gentleman, wearing a blue coat in 2013 , based on the size and medium of the artwork.