Records of radio recitals of Ignacy Jan Paderewski from 1938 and 1939 in the context of his other radio concerts
2080-1998
https://muzykologia.uj.edu.pl/documents/6464892/145026914/mloda-muzykologia-2013-piekoszewski.pdf/7df9890a-bb10-4ff8-9e75-cba65b76dc2f
2019-12-02