Day of the black sea fleet of the Russian Navy

national libraries Day service of the interior Ministry of the Russian Federation

1895 in the US, burnt down the lab of the inventor Nikola Tesla the fire killed logs with records of many experiments and research

1940 — my first official flight helicopter out-Sikorsky VS-300

1950 in English Silverstone hosted the first race of the first championship, “Formula 1”, the winner was an Italian racing driver, Giuseppe Farina,