Figure 7.3.9.  (a-d) There are four basic forms of the “up a step, down a third” sequence, depending on which inversions are used.  An example of each is provided.  (e) Haydn’s D major Piano Sonata Hob. XVI/42, II, mm. 11-12.  (f) The opening of the Crucifixus, from Bach’s B minor Mass (BWV 232).  (g) Brahms' F minor Piano Quintet, Op. 34, I, mm. 8-9. (Note that the rhythm, dynamics, and musical context all suggest that the sevenths should not be understood as suspensions.)  (h) Bach’s G major Fugue, Book II of the Well-Tempered Clavier, mm. 66-69.