Metal Truss Railroad Bridge over the Kama River, near Perm, Russia. Early color photograph from Russia, created by Sergei Mikhailovich Prokudin-Gorskii in 1912 as part of his work to document the Russian Empire from 1909 to 1915. [OS][1280×979]

Metal Truss Railroad Bridge over the Kama River, near Perm, Russia. Early color photograph from Russia, created by Sergei Mikhailovich … More