Chronology of Events in the Life of S. M. Prokudin-Gorsky

Unless otherwise noted, all dates before 1918 are given in the Julian Calendar ("Old style"), which was 12 days behind the Gregorian ("New style") calendar until March 1, 1900, and 13 behind the Gregorian from March 1, 1900 to the present. All dates 1918 and after are in the Gregorian calendar.