Ashot Badalov L. (1915 - 2011) - candidate of technical Sciences, academician of the International Academy of Informatization, holder of the honorary titles of “Honored signalman of the Russian Federation”, “Wizard”, “Honorary radio operator". The stamp depicts a portrait of A. L. Badalov for the background of the building of the Central Telegraph in Moscow. Format: 42 * 30. Source:rusmarka.ru