Parovoz “Kompaund” s paroperegrievatelem Shmidta - or - Steam engine “Kompaund” with a Schmidt super-heater

Early Color Image by Sergei Mikhailovich Prokudin Gorskii
Using emerging technological advances in color photography, Sergei Mikhailovich Prokudin-Gorskii (1863-1944) made numerous photographic trips to systematically document the Russian Empire. He conducted most of his visual surveys between 1909 and 1915, although some of his work dates as early as 1905. Library of Congress

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