Figure 32. CP4 from Study No. 37 (page 40 of score)

End of canon 6 is shown, where tempos are arranged in groupings analogous to three interlocking diminished seventh chords. Canon 7 begins at CP4, which is a sixty-fourth rest at beginning of ${\text{}}_{4}^{4}$ measure; a tempo switch in some voices also takes place at this CP