Letter / Issued Document - Letter
o:1724970
Persistent identifier https://phaidra.univie.ac.at/o:1724969
Handle https://hdl.handle.net/11353/10.1724969
URI https://valep.vc.univie.ac.at/virtualarchive/public/Bar-Hillel_to_Carnap_1952-02-20_L/d:936931