Lev Kamenev Lev Kamenev Lev Borisovich Kamenev (born Leo Rosenfeld or Lev Borisovich Rozenfeld; – 25 August 1936) was a Bolshevik revolutionary and a prominent Soviet politician. He was one of the seven members of the first Politburo, founded in 1917 to manage the Bolshevik Revolution: Lenin, Zinoviev, Kamenev, Trotsky, Stalin, Sokolnikov and Bubnov. Kamenev was the brother-in-law of Leon Trotsky. He served briefly as the equivalent of the first head of state of Soviet Russia in 1917, and from 1923-24 as acting Premier in the last year of Vladimir Lenin's life. Joseph Stalin viewed him as a source of discontent and
Lev Davidovich Belkind knowledgeable in additional languages, Prof. Belkind was a prominent researcher and collector of materials on the history of science and technology, both Russian and International. He was considered an authority in the field of scientific history, being an author of unique biographical research work of a number of influential figures in the Russian science. In recognition of his scientific achievements and contribution he was awarded the "Honored Scientist and Technologist" title (). by the Soviet Academy of Sciences. Lev Davidovich Belkind Prof. Lev Davidovich Belkind (; (August 27, 1896, Myrhorod – November 16, 1969) was a Soviet scientist, engineer and