..Sergei Mikhailovich Prokudin-Gorskii (1863-1944) undertook a photographic survey of the Russian Empire with the support of Tsar Nicholas II. He used a specialized camera to capture three black and white images in fairly quick succession, using red, green and blue filters, allowing them to later be recombined and projected with filtered lanterns to show near true color images...
Isfandiyar Jurji Bahadur, Khan of the Russian protectorate of Khorezm (Khiva, now a part of modern Uzbekistan), full-length portrait, seated outdoors, ca. 1910.(Prokudin-Gorskii Collection/LOC)
Laying concrete for the dam's sluice, 1912. Workers and supervisors pose for a photograph amid preparations for pouring cement for sluice dam foundation across the Oka River near Beloomut.
Prokudin-Gorskii rides along on a handcar outside Petrozavodsk on the Murmansk railway along Lake Onega near Petrozavodsk in 1910. (Prokudin-Gorskii Collection/LOC)
Emir Seyyid Mir Mohammed Alim Khan, the Emir of Bukhara, seated holding a sword in Bukhara, (present-day Uzbekistan), ca. 1910. (Prokudin-Gorskii Collection/LOC)