bibliography

bibliography

Letter to Irena Krońska written in 08.01.1966

Letter from Stefan Świeżawski written 10.07.1965

Letter to Stefan Morawski written 26.06.1967

Letter to Stefan Morawski written 23.06.1967

Letter to Władysław Tatarkiewicz written 18.03.1959

Letter from Tadeusz Kotarbiński written 28.10.1952

Letter from Władysław Tatarkiewicz written 19.03.1959

Letter from Anna Teresa Tymieniecka written 13.09.1948

Letter from Władysław Witwicki written 10.04.1927

Letter to Kazimierz Twardowski written 08.09.1921

Letter from Irena Krońska written in 01.07.1965

Letter from Władysław Witwicki written 05.04.1927