Letter / Issued Document - Letter
Persistent identifier https://phaidra.univie.ac.at/o:1787159
Handle https://hdl.handle.net/11353/10.1787159
URI https://valep.vc.univie.ac.at/virtualarchive/public/Carnap_to_Ladislav_Tondl_1966-07-12_L/d:938027