ideal objects

ideal objects

Letter to Kazimierz Twardowski written 29.03.1923

Letter to Kazimierz Twardowski written 05.10.1923

Letter from Tadeusz Kotarbiński written 04.11.1926

Letter from Fritz Kaufmann written 13.05.1931

Letter to Kazimierz Twardowski written 27.01.1923

Letter from Tadeusz Kotarbiński written 17.04.1928

Letter to Kazimierz Twardowski written 18.02.1923