didactics

didactics

Letter from Władysław Witwicki written 18.05.1922

Letter from Władysław Witwicki written 10.04.1927

Letter from Stefan Morawski written 03.06.1964

Letter from Władysław Witwicki written 29.09.1925

Letter from Władysław Witwicki written 28.02.1927

Letter to Kazimierz Ajdukiewicz written 18/8/1957

Letter from Władysław Witwicki written 23.12.1924

Letter from Władysław Witwicki written 27.03.1927

Letter from Władysław Witwicki written 27.12.1926

Letter from Irena Krońska written in 01.07.1966

Letter from Władysław Witwicki written 26.04.1939

Letter from Wacław Borowy written 27.03.1939