Letter / Issued Document - Letter
o:1530534
o:1445470
Persistent identifier https://phaidra.univie.ac.at/o:1445469
Handle https://hdl.handle.net/11353/10.1445469
URI https://valep.vc.univie.ac.at/virtualarchive/public/Neurath_to_Carnap_1938-06-20_L/d:846643