foreign lectures

foreign lectures

Postcard from Stefan Morawski written 24.01.1966

Letter to Władysław Tatarkiewicz written 24.06.1967

Letter to Władysław Tatarkiewicz written 13.07.1967

Postcard from Stefan Morawski written 03.01.1962

Postcard from Stefan Morawski written 17.11.1965