Nc 2 FORB / 1984 Lock
Block, Geoffrey Holden: Some gray areas in the evolution of Beethoven's piano concerto in Bb major, op. 19 / Geoffrey Block. – 1984. – Notenbeisp.
In: Beethoven essays : studies in honor of Elliot Forbes. – Cambridge, Mass. : Harvard University Press, 1984. – 0-674-06378-3. – S. 108-126
Inv.-Nr. 85.167 * 85.168
2 Ex.
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