Joined Libraries WFiS UW, IFiS PAN and PTF

Joined Libraries WFiS UW, IFiS PAN and PTF

Letter to Kazimierz Twardowski written 03.09.1926

Letter to Kazimierz Twardowski written 22.06.1917

Letter to Kazimierz Twardowski written 28.02.1936

Letter to Kazimierz Twardowski written 10.12.1924

Postcard to Kazimierz Twardowski written 19.11.1927

Letter to Kazimierz Twardowski written 22.10.1921

Letter to Mieczysław Wallis written 05.02.1966

Letter to Kazimierz Twardowski written 16.08.1929

Letter to Kazimierz Twardowski written 31.10.1919

Letter to Kazimierz Twardowski written 06.04.1928

Postcard to Kazimierz Twardowski written 16.12.1927

Letter to Kazimierz Twardowski written 01.04.1925