Letter / Issued Document - Letter
o:1498478
o:1567651
Persistent identifier https://phaidra.univie.ac.at/o:1498477
Handle https://hdl.handle.net/11353/10.1498477
URI https://valep.vc.univie.ac.at/virtualarchive/public/Neurath_to_Carnap_1934-05-09_L/d:828723