caption: The image shows a portrait of a young man with long hair, drawn on a piece of paper with text at the bottom. The man is believed to be Sir Thomas Rowlandson, as indicated by the text which reads "Sir Thomas Rowlandsson". He has a serious expression on his face, with his eyes looking off to the side. His hair is long and wavy, and his clothing is simple and elegant. He is wearing a white shirt with a patterned collar and cuffs.