Alexander Alexandrovich Popovitsky
1868 - 1923 (Petrograd)
Russian scientist and inventor in the field of photography, the first Rector of the Higher Institute for Photography and Phototechnology in Petrograd. Worked with Prokudin-Gorsky in the 5th Department of IRTS from the end of the 19th century. Being the Chairman of the Institute's Council, Popovitsky signed on 1 August 1918 permission for Prokudin-Gorsky to travel abroad.