Gottfried Wilhelm Leibniz

Gottfried Wilhelm Leibniz

Attachment to Roman Ingarden’s letter written in 21.12.1954

Letter to the Committee of the Library of Classics of Philosophy written 29.11.1951

Letter from Irena Krońska written in 17.11.1954

Postcard from Edmund Husserl written 16.10.1932

Letter to the Polish Academy of Science written 07.03.1966

Telegram from Irena Krońska written in n. d.

Letter to Irena Krońska written in 24.01.1955

Letter from Anna Teresa Tymieniecka written 18.08.1965

Letter to the Committee of the Library of Classics of Philosophy written 04.07.1952

Letter to Kazimierz Twardowski written 30.08.1922

Letter from Henryk Elzenberg written 23.06.1951

Attachment to Irena Krońska’s letter written in 21.09.1968