Mayakovsky, Vladmir. The Bathhouse, 16 March 1930, Meyerhold State Theatre, Moscow. In The Complete Plays of Vladimit Mayakovsky, Guy Daniels, trans. New York: Washington Square, 1968.
Play featuring a woman from the future arriving in Moscow in a time machine. She invites people to visit the future; the time machine, however, rejects automatically "parasitic Communist Party bureaucrats." Cited in Appendix to R. Willingham's Science Fiction and the Theatre, our source here, and whom we quote.