Pterosaur (Pterodactylus) illustrated by Charles Dessalines D' Orbigny (1806-1876). Digitally enhanced from our own 1892…
https://www.rawpixel.com/image/325073/free-illustration-image-skeletons-dictionnaire-universel-dhistoire-naturelle-bonesFree Image from public domain license
Kingfisher (Alcedo) illustrated by Charles Dessalines D' Orbigny (1806-1876). Digitally enhanced from our own 1892 edition…
18th century ornamental designs. Digitally enhanced from our own original 1888 edition from L'ornement Polychrome by Albert…
https://www.rawpixel.com/image/329026/free-illustration-image-18th-century-lornement-polychrome-architectural-drawingFree Image from public domain license
Agaricus semiglobatus illustration. Digitally enhanced from our own book, Medical Botany (1836) by John Stephenson and James…