Illustration of a giraffe from Dictionnaire des Sciences Naturelles by Pierre Jean Francois Turpin (1840). Digitally… https://www.rawpixel.com/image/431449/giraffe-drawingFree Image from public domain licenseElectric Discharges (1909), a collection of colorful and different drawings of electrical currents models. Digitally… https://www.rawpixel.com/image/431514/free-illustration-image-art-deco-science-retroFree Image from public domain licenseIllustration of captive balloon with clock face and bell, hovering above Paris, France with Eiffel Tower in the background… https://www.rawpixel.com/image/429710/free-illustration-image-clock-paris-balloonFree Image from public domain licenseRetro rocket launch in space illustration https://www.rawpixel.com/image/401750/launch-space-rocketView licenseBalloon with two passengers hovering over a French town square by Camille Gravis. 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Remixed by rawpixel. https://www.rawpixel.com/image/10211128/png-heart-personView licenseIdentifier: astrologerofnine00raph (find matches)Title: The astrologer of the nineteenth centuryYear: 1825 (1820s)Authors:… https://www.rawpixel.com/image/9975916/image-plants-person-artFree Image from public domain licenseSaddle-Billed Stork, from Birds of the Tropics series (N38) for Allen & Ginter Cigarettes issued by Allen & Ginter, George… https://www.rawpixel.com/image/9611038/image-birds-tropics-series-ephemera-storkFree Image from public domain licenseViolaceous, from Birds of the Tropics series (N38) for Allen & Ginter Cigarettes issued by Allen & Ginter, George S. 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