Photos: Prokudin-Gorskii’s Color Photos of Russia, 1907-1915 The Prodkun-Gorskii Photo Collection at the Library of Congress The twilight of the empire was a time of transition in Russia. With industrialization, class lines were starting to blur, and dissatisfaction with the czar was spreading. Capturing the ethos of that moment was Sergei Mikhailovich Prokudin-Gorskii, whom Czar Nicholas II had