Quote, 1921: in Nasha predstoiashchaia rabota,, V. Tatlin, T Shapiro, I. Meerzon, and P. Vinogradov, 'VIII s"ezd sovetov. Ezhednevnyi biulleten' s"ezda 13 (January 1, 1921), p. 11; as cited by Vasilii Rakitin, in The great Utopia - The Russian and Soviet Avant-Garde, 1915-1932; Guggenheim Museum, New York, 1992, p. 30https://en.wikiquote.org/wiki/Vladimir_Tatlin