o:1712251
Persistent identifier https://phaidra.univie.ac.at/o:1712250
Handle https://hdl.handle.net/11353/10.1712250
URI https://valep.vc.univie.ac.at/virtualarchive/public/Birgit_Gramm_to_Ina_Carnap_1947-09-14_L/d:982462