PWN

PWN

Letter from Irena Krońska written in 27.03.1954

Letter from Władysław Tatarkiewicz written 21.01.1961

Letter from Irena Krońska written in 13.01.1961

Letter from Irena Krońska written in 08.06.1954

Letter to the National Scientific Publishers written 31.01.1963

Letter to Tadeusz Czeżowski written 12.12.1957

Letter from Irena Krońska written in 14.12.1964

Certificate from Irena Krońska written in 10.06.1955

Letter to Irena Krońska written in 18.10.1965

Bibliography of Anna Teresa Tymieniecka written n/d

Letter to Roman Ingarden written 26.03.1963

Letter to National Scientific Publishers written 29.04.1963