Sir Thomas Stamford Raffles James Lonsdale (1777-1839)

The picture has something of this: people, portrait, man, wear, music, leader, musician, profile, facial expression, side view, elderly, sit, writer, indoors, jacket, singer, administration.
Perhaps it’s a close up of a painting of a man wearing a green coat and a white collared shirt with a book on a table in front of him.