London Fever Hospital, Liverpool Road, Islington: viewed from the south. Coloured engraving. https://www.rawpixel.com/image/13958018/image-horse-person-artFree Image from public domain licenseroom with a view. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3299068/free-photo-image-futuristic-aircraft-airplaneFree Image from public domain license