The World’s First Photograph
Filed under: Strange Artifacts, Technology
Joseph Nicéphore Niépce took this image-on-pewter one sunny day in 1826, practically the world’s first photo.
By the summer of that year, 1826, Niépce was ready. In the window of his upper-story workroom at his Saint-Loup-de-Varennes country house, Le Gras, he set up a camera obscura, placed within it a polished pewter plate coated with bitumen of Judea (an asphalt derivative of petroleum), and uncapped the lens. After at least a day-long exposure of eight hours, the plate was removed and the latent image of the view from the window was rendered visible by washing it with a mixture of oil of lavender and white petroleum which dissolved away the parts of the bitumen which had not been hardened by light. The result was the permanent direct positive picture you see here — a one-of-a-kind photograph on pewter. It renders a view of the outbuildings, courtyard, trees and landscape as seen from that upstairs window.
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