Polish researchers

Polish researchers

Letter from Tadeusz Kotarbiński written 08.08.1922

Letter from Stanisław Ignacy Witkiewicz written 16.09.1935

Postcard from Wacław Borowy written 23.12.1921

Letter from Stanisław Ignacy Witkiewicz written 25.01.1935

Postcard from Kazimierz Ajdukiewicz written 17.03.1923

Postcard from Stanisław Ignacy Witkiewicz written 20.06.1937

Letter to Kazimierz Twardowski written 21.12.1927

Letter to Kazimierz Ajdukiewicz written 5/4/1954

Letter from Konstanty Michalski written 02.05.1943 or 1944

Letter to Władysław Tatarkiewicz written 20.11.1952

Letter from Kazimierz Twardowski written 11.08.1923

Letter from Stefan Szuman written 06.10.1942