Zelenkov Vladimir Alexandrovich

Genus. in 1881, in 1902 he graduated from the Nikolaev men's gymnasium, the Tsarkoselskaya gymnasium, the Polytechnic Institute. In 1909, he successfully graduated from it, having received the specialty of an engineer-technologist-lighting engineer. After graduating from the institute, he worked in the St. Petersburg office of the German company Siemens and Halske.
In 1910-1916. the books translated from German by Zelenkov V.A. were published: "A short course of geodesy in a public presentation". 1910, "Stone structures and stereometry". 1913, "A short course in physics for self-education and schools." 1914. From the beginning of the 1920s. worked at the State Optical Institute (GOI), where he fruitfully studied the natural lighting of buildings. One of his inventions - an artificial sky (a uniformly illuminated dome with a diameter of several meters) - was used in the construction of the Institute for Labor Protection and the Palace of Soviets in Moscow. He died in besieged Leningrad on January 14, 1942.