Ivan G. Ŝirjaev - "...from an era when a letter from a foreign country provoked admiration and suspicion, when the experience of Swedes and Russians understanding each other through Esperanto seemed something extraordinary, when La Espero sounded most hopeful ..." (István Ertl). Perhaps the oldest extant Esperanto novel, recently rediscovered in manuscript and published by Pro Esperanto. 1995. 336p. 240x170. Paper. Austria. ISBN 3-85182-023-1.