Joined Libraries WFiS UW, IFiS PAN and PTF

Joined Libraries WFiS UW, IFiS PAN and PTF

Postcard to Kazimierz Twardowski written 02.08.1933

Letter to Mieczysław Wallis written 03.08.1963

Letter to Kazimierz Twardowski written 11.06.1919

Postcard to Kazimierz Twardowski written 19.08.1924

Letter to Kazimierz Twardowski written 30.08.1922

Postcard to Kazimierz Twardowski written 16.12.1927

Letter to Kazimierz Twardowski written 11.07.1931

Letter to Kazimierz Twardowski written 16.08.1929

Letter to Kazimierz Twardowski written 20.03.1925

Postcard to Kazimierz Twardowski written 19.07.1928

Letter to Kazimierz Twardowski written 26.05.1924

Letter to Kazimierz Twardowski written 30.04.1919