introduction

introduction

Letter to Irena Krońska written in 22.03.1954

Letter to Irena Krońska written in 12.01.1955

Letter from Irena Krońska written in 13.12.1954

Letter to the Committee of the Library of Classics of Philosophy written 29.10.1964

Letter to the Committee of the Library of Classics of Philosophy written 03.06.1955

Letter from Irena Krońska written in 24.07.1954

Letter to the Committee of the Library of Classics of Philosophy written 03.12.1964

Letter to Irena Krońska written in 24.01.1955

Letter to the Committee of the Library of Classics of Philosophy written 22.05.1954

Letter from Irena Krońska written in 19.01.1955

Attachment to letter to the Committee of the Library of Classics of Philosophy written 30.09.1952

Letter from Irena Krońska written in 10.11.1954