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This table is given in the preface to the Klavierbüchlein für Wilhelm Friedemann Bach, a collection of pieces started in 1720 for Bach’s eldest son. It is the only written guide J.S. Bach gives regarding ornaments.
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Trill (1)
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Mordent (2)
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Trill with termination (3)
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Turn (4)
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Trill + Prefix from below (5)
Trill + Prefix from above (6)
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from below example (5):
from above example (6):
Trill + Prefix from below + Termination (7)
Trill + Prefix from above + Termination (8)
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from below example (7):
from above example (8):
Appoggiatura ascending (9)
Appoggiatura descending (10)
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Modern notation:
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ascending example (9):
descending example (10):
Appoggiatura + Mordent (11)
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Modern notation:
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Appoggiatura + Trill (12 and 13)
Bach shows two different ways to notate this ornament, both are played the same way
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Modern notation:
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