Keywords: Richard Lovett's portrait by Robert Hancock, published by William Richardson, after Joseph Wright. Mezzotint, late 18th century.jpg en Richard Lovett's portrait by Robert Hancock published by William Richardson after Joseph Wright Mezzotint late 18th century On their homepage the National Portrait Gallery in London falsely claims copyright on it It is quite obvious the actual author has been dead for more than 70 years hence the work is in public domain 1799-01-01 National Portrait Gallery London http //www npg org uk/collections/search/portraitLarge/mw197194/Richard-Lovett Robert Hancock's mezzotint based on Joseph Wright's painting other versions PD-old-70-1923 Scientists from the United Kingdom Mezzotints National Portrait Gallery London |