Charles Bradlaugh as a gorilla in a zoo. Colour lithograph by Tom Merry, 3 December 1887. https://www.rawpixel.com/image/13963078/image-cartoon-person-bookFree Image from public domain licenseDecember 1904 (1904) by Asai Chû, Hashiguchi Goyô and Shimomura Izan https://www.rawpixel.com/image/13740053/december-1904-1904-asai-chu-hashiguchi-goyo-and-shimomura-izanFree Image from public domain licenseTwo young ladies contemplating a tombstone in a graveyard. Mezzotint with engraving, 1803. https://www.rawpixel.com/image/13973930/image-cartoon-person-artFree Image from public domain licenseKalenderblad voor december 1899 (1898) by Theo Nieuwenhuis and Scheltema and Holkema s Boekhandel https://www.rawpixel.com/image/13760811/image-paper-art-patternFree Image from public domain licenseExemplaar van de krant 'Le Petit Journal' van 17 december 1892 (1892) by Fortune Louis Méaulle and Henri Meyer https://www.rawpixel.com/image/13780579/image-paper-face-personFree Image from public domain license