Persistent identifier https://phaidra.univie.ac.at/o:1717186
Handle https://hdl.handle.net/11353/10.1717186
URI https://valep.vc.univie.ac.at/virtualarchive/public/William_B_Harvey_University_of_Chicago_Press_to_Carnap_1958-05-05_L_Original/dv:938238