Fountain pen clip art, stationery illustration. Free public domain CC0 image. https://www.rawpixel.com/image/6725913/image-vintage-public-domain-blueFree Image from public domain licenseCute magnifying glass clip art, science illustration. Free public domain CC0 image. https://www.rawpixel.com/image/6725960/image-public-domain-blue-iconFree Image from public domain license