outgoing correspondence

outgoing correspondence

Letter to Irena Sławińska written 4/24/1950

Letter to Władysław Tatarkiewicz written 08.02.1962

Letter to Kazimierz Twardowski written 09.08.1922

Letter to the Polish Academy of Science written 17.05.1966

Letter to Władysław Tatarkiewicz written 29.10.1969

Letter to Władysław Tatarkiewicz written 24.06.1966

Letter to Kazimierz Ajdukiewicz written 25.02.1953