A close up of a painting of a man with a white hair

Close-up of a painting of a man with white hair, Isaac Newton, Half-length portraits, Half-length portraits, Men's drawings, Classic portraits, philosopher, Half-length head shot, portait image, Drawings., Vertical close-up, Hawkins, calculus, Half Image, Christian Saints, Medium-length portraits, Black man with long curly hair, photorealistic portrait

paintings, sketches, (worst quality:2), (low quality:2), (normal quality:2), lowres, normal quality, ((monochrome)), ((grayscale)), skin spots, acnes, skin blemishes, age spot, glans, nsfw, cartoon, animation, anime, username, watermark