Rainbow Pitta, from the Birds of the Tropics series (N5) for Allen & Ginter Cigarettes Brands issued by Allen & Ginter… https://www.rawpixel.com/image/9611109/image-rainbow-ginter-graphic-public-domainFree Image from public domain licenseRainbow Pitta (Pitta Iris) illustrated by Elizabeth Gould (1804–1841) for John Gould’s (1804-1881) Birds of… https://www.rawpixel.com/image/321146/free-illustration-image-bird-rainbow-irisFree Image from public domain license