Short, William. Masterclass in Granada, Spain, 2018 Aug. 28.

For the E4-F#4 trill, use the normal E4 fingering, then switch to this trill for E4-F#4.
E4 Normal:
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E4-F#4 Trill:
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Artwork and Graphics by Terry B. Ewell
Copyright 2015-18 by Terry B. Ewell.