Letter / Issued Document - Letter
o:1714516
Persistent identifier https://phaidra.univie.ac.at/o:1714515
Handle https://hdl.handle.net/11353/10.1714515
URI https://valep.vc.univie.ac.at/virtualarchive/public/Robert_L_Vaught_to_Carnap_1970-06-08_L/d:955976