The Smithsonian’s National Museum of American History recently discovered these images, the first 3-D, color stereoscopic photographs of San Francisco after the 1906 earthquake. Photographer Frederick Eugene Ives took the color images, known as kromograms, six months after the magnitude 7.8 earthquake struck the city on April 18, 1906
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Rare perspective: Stereoscopic, color views of the 1906 San Francisco earthquake