Benjamin Wilson (attributed To) ( 1721 - 1788 ) was a British painter. Benjamin Wilson (attributed To) s works have been put up for auction numerous times, with realized prices varying from 2093.74 USD for Portrait of Sir William Gleadowe Newcomen and the Honourable Thomas Newcomenq in 2004 to 5036 USD for Portrait of Colonel Henry Smart in 2009 , based on the size and medium of the artwork.