Les inventeurs du gaz et de la photographie 1877

"Les inventeurs du gaz et de la photographie" is a book cover by French artist Alfred Auguste Ernouf, published in 1877 by Librairie Hachette et Cie in Paris. The cover highlights the title in bold lettering, along with the author's name and the inventors discussed: Lebon d'Humbersin, Nicéphore Niépce, and Daguerre. This small, 185mm x 120mm, 17mm thick book cover is a fascinating artifact of 19th-century publishing and technological innovation.