Charles Hoff ( 1905 - 1975 ) was an American painter. Charles Hoff s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 262.09 USD for Boxing images in 2005 to 3500 USD for Sugar Ray Robinson vs. Kid Gavilan, July 12th, 1949 in 2008 , based on the size and medium of the artwork.