conference

conference

Letter from Kazimierz Ajdukiewicz written 2/13/1953

Letter from Konstanty Michalski written 11.03.1938

Letter from Tadeusz Czeżowski written 13.12.1956

Letter from Tadeusz Czeżowski written 31.10.1965

Letter to Tadeusz Czeżowski written 19.10.1954

Letter from Tadeusz Czeżowski written 05.04.1965

Letter from Mieczysław Wallis written 09.02.1966

Letter from Kazimierz Wyka written 23.07.1962

Letter from Anna Teresa Tymieniecka written 26.02.1969

Letter from Kazimierz Twardowski written 17.05.1925

Letter from Roman Suszko written 15.02.1965

Letter from Kazimierz Ajdukiewicz written 13.02.1953