caption: The image shows a portrait of John C. Miller, a man with a white beard and a black suit, sitting in a chair. At the bottom of the image, there is text that reads "John C Miller". He is wearing a black coat and a white shirt, and has a serious expression on his face. His hands are clasped in front of him and his gaze is directed straight ahead. His hair is neatly combed and his posture is upright and dignified.