organizational issues

organizational issues

Letter to Kazimierz Twardowski written 05.10.1923

Posctard from Juliusz Kleiner written 07.10.1947

Letter to the National Scientific Publishers written 20.05.1964

Letter from Stefan Żółkiewski written in 26.11.1965

Letter from Henryk Mehlberg written in 26.01.1946

Letter to Kazimierz Twardowski written 29.07.1935

Postcard to Kazimierz Twardowski written 05.07.1928

Letter from Tadeusz Czeżowski written 02.09.1949

Letter to Irena Krońska written in 22.08.1963

Letter from Konstanty Michalski written 21.07.1938

Postcard from Władysław Tatarkiewicz written 14.02.1949

Letter to Kazimierz Twardowski written 05.09.1924