Letter / Issued Document - Letter
Persistent identifier https://phaidra.univie.ac.at/o:1842720
Handle https://hdl.handle.net/11353/10.1842720
URI https://valep.vc.univie.ac.at/virtualarchive/public/Carnap_to_Feigl_Schilpp_1953-06-25_L/d:950647