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The color photo was invented in 1903 by the Lumiere brothers, and the French army was the only one taking color photos during the course of [WWI].

The photographs of Sergei Mikhailovich Prokudin-Gorskii (1863-1944) offer a vivid portrait of a lost world--the Russian Empire on the eve of World War I and the coming revolution. His subjects ranged from the medieval churches and monasteries of old Russia, to the railroads and factories of an emerging industrial power, to the daily life and work of Russia's diverse population....