These photographs were taken by Sergei Mikhailovich Prokudin-Gorskii on glass plates. His images depict the Russian Empire on the eve of World War I and the Russian Revolution of 1917.
A more detailed version, with some background on where they came from and how they were produced, is available at the Library of Congress
Media in category "Prokudin-Gorskii images"
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Place of imprisonment of the Vorotynsky Princes (Kirillov Monastery).jpg 579 × 512; 140 KB
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