AO
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b. 14
In F, there is a version of the L.H. with a tied B in the bottom voice and g-b-e1 triads on the 2nd and 3rd beats, which differs from the autographs. The enhancement of the 2nd and 3rd beats in the L.H. by adding a b to the g-e1 sixth most probably comes from Fontana.
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category imprint: Differences between sources
notation: Pitch