Russia ๐ท๐บ @Russia
#OTD in 1911 a Russian scientist Boris #Rosing was the first to present images of geometric shapes on the screen of a cathode ray tube marking the beginning of the TV-era. #DYK? The #FamoUSRussian Zvorykin, who pioneered TV in Germany and the US was Rosing's student & assistant. https://t.co/fx516HZq2j — PolitiTweet.org