Alto. Original Version: Viola Version in the original key: BA 2600 91, 2600 63, 2600 66, 2600 08. Partitur = Study Score TP 26. By Johann Sebastian Bach. Edited by Hermann Diener; Charlotte Hampe. For Viola. Single Part. BWV 1080. Published by Baerenreiter-Ausgaben (German import). (BA2600 63)
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