New Zealand: Hori Ngakapa, Maori chief of the Ngatiwhanaunga tribe. Albumen print by Iles Photo. https://www.rawpixel.com/image/13952344/photo-image-face-person-artFree Image from public domain licenseHead of a Buddha (4th century) sculpture. Original public domain image from the Saint Louis Art Museum. Digitally enhanced… https://www.rawpixel.com/image/8627755/photo-image-art-vintage-public-domainFree Image from public domain licenseHead of Augustus (18th century) by Doccia Porcelain Manufactory. Original public domain image from The Minneapolis Institute… https://www.rawpixel.com/image/8627598/photo-image-art-vintage-public-domainFree Image from public domain licenseBust of the Reverend George Whitfield: with ruddy cheeks, prominent mole, black robes and clerical collar (1770) created by… https://www.rawpixel.com/image/10103399/photo-image-face-person-artFree Image from public domain licensePortret van Multatuli (c. 1875 - c. 1940) by Algemeen Hollands Fotopersbureau https://www.rawpixel.com/image/13756107/portret-van-multatuli-c-1875-1940-algemeen-hollands-fotopersbureauFree Image from public domain license