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Digitally enhanced from our own edition of Solar Biology by Hiram Erastus Butler… https://www.rawpixel.com/image/3276593/illustration-image-art-blackFree Image from public domain licenseThalamophora–Kammerlinge from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress.… https://www.rawpixel.com/image/2266755/free-illustration-image-ernst-haeckel-sea-vintageFree Image from public domain licenseAntilopina–Antilopen from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress. 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Digitally enhanced from our own edition of Solar Biology by Hiram Erastus Butler… https://www.rawpixel.com/image/3276621/illustration-image-art-blackFree Image from public domain licenseStudies for the Libyan Sibyl (recto); Studies for the Libyan Sibyl and a small Sketch for a Seated Figure (verso) by… https://www.rawpixel.com/image/9184318/image-dark-academia-john-singer-sargent-frescoFree Image from public domain licenseAcanthophracta–Wunderstrahlinge from Kunstformen der Natur (1904) by Ernst Haeckel. 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