Charles (of Bath) Rosenberg ( 1745 - 1844 ) was a British painter. Charles (of Bath) Rosenberg s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 92.11 USD for A silhouette of a Gentleman in 2004 to 5941.8 USD for A silhouette of George IV in 2005 , based on the size and medium of the artwork.