Photos by Prokudin-Gorskii
by Diana Dawson Plattner
From the Library of Congress: “The Sergei Mikhailovich Prokudin-Gorskii Collection features color photographic surveys of the vast Russian Empire made between ca. 1905 and 1915…. An active photographer and scientist, Prokudin-Gorskii (1863-1944) undertook most of his ambitious color documentary project from 1909 to 1915.”
Link to the full archive: http://www.loc.gov/pictures/collection/prok/
Another 1800+ photos at the Boris Yeltsin Presidential Library: http://www.prlib.ru/en-us/Lib/pages/search.aspx?schquery=prokudin-gorskii&skPort=true