The Anti-Slavery Society Convention, 1840, by Benjamin Robert Haydon (died 1846), given to the National Portrait Gallery… https://www.rawpixel.com/image/7666291/image-art-vintage-public-domainFree Image from public domain licenseMrs. Lewis Thomas Watson (Mary Elizabeth Milles, 1767–1818) by Sir Joshua Reynolds https://www.rawpixel.com/image/9613454/image-joshua-reynolds-two-women-oil-painting-public-domain-fatherFree Image from public domain license