PAN

PAN

Letter from Stefan Morawski written 03.06.1964

Letter to the Polish Academy of Science written 17.05.1966

Letter to Władysław Tatarkiewicz written 17.10.1963

Letter to Władysław Tatarkiewicz written 11.06.1956

Letter to Władysław Tatarkiewicz written 12.08.1968

Letter from Stefan Żółkiewski written in 12.03.1966

Letter from Stefan Żółkiewski written in 20.01.1966

Invitation to scientific discussion written n/d

Letter to Irena Krońska written in 19.01.1955

Letter from Stefan Żółkiewski written in 03.02.1966

Letter to Władysław Tatarkiewicz written 24.11.1962

Letter from Jan Parandowski written 10.11.1965