Archive of Science PAN and PAU

Archive of Science PAN and PAU

Postcard from Józef Tischner written 18.05.1969

Letter from Kazimierz Wyka written 14.07.1967

Postcard from Henryk Elzenberg written 07.05.1964

Letter to Henryk Elzenberg written 21.06.1951

Letter from Kazimierz Wyka written 23.07.1962