neo-positivism

neo-positivism

Letter to Władysław Tatarkiewicz written 05.01.1960

List of publications written 04.01.1937

Letter to Henryk Skolimowski written 06.11.1967

Letter from Władysław Tatarkiewicz written 01.05.1936

Letter to Władysław Tatarkiewicz written 21.03.1959