Letter / Issued Document - Letter
o:1713290
Persistent identifier https://phaidra.univie.ac.at/o:1713289
Handle https://hdl.handle.net/11353/10.1713289
URI https://valep.vc.univie.ac.at/virtualarchive/public/Oppenheim_to_Carnap_1965-09-12_L/d:955391