Russian version: http://www.boston.com/bigpicture/2010/08/russia_in_color_a_century_ago.html http://www.boston.com/bigpicture/2010/08/russia_in_color_a_c... Th

Russian version: http://www.boston.com/bigpicture/2010/08/russia_in_color_a_century_ago.html http://www.boston.com/bigpicture/2010/08/russia_in_color_a_c... The photographs were taken on three black and white plates with RGB filters in front of them, and could only be seen projected on a screen. This is an article describing how the original images were composed to create the color version http://www.loc.gov/exhibits/empire/making.html http://www.loc.gov/exhibits/empire/making.html this is about the russian guy, Prokudin-Gorskii, but the process he used to take the pictures was the same. On the LOC website you can see the originals and composite http://www.loc.gov/pictures/item/prk2000000200/ http://www.loc.gov/pictures/item/prk2000000200/