Nc 6 / 1970 Musi
Lockwood, Lewis: Beethoven's unfinished piano concerto of 1815 : sources and problems / by Lewis Lockwood. – 1970. – 1 Faks. (Noten), Notenbeisp., graph. Darst.
In: The musical quarterly. – 56 (1970), S. 624-646
Inv.-Nr. 10640
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