Oscar Blum (1886 [1] – ?) was a Lithuanian–French chess master. He was pushed off Lenin's 1917 train by Lenin himself [2] This incident is mentioned in Ben Kingsley's Lenin movie (Lenin...The Train), and in James Wollrab: Russian Winter p. 206 [3]
In 1923 his book Russiche Köpfe was published in Germany.[4] He described Grigory Zinoviev as a dreamer, a sleepwalker, who lived in a world of pure literature.[5]