edition

edition

Letter from Tadeusz Kotarbiński written 16.04.1923

Letter from Irena Krońska written in 16.08.1963

Letter from Irena Krońska written in 21.07.1968

Letter from Irena Krońska written in 22.10.1960

Letter to Władysław Tatarkiewicz written 27.06.1968