Sources
Appendix I.16. [Contrappunto]

Appendix I.16.B.1

Full score. Fascicle of 3 double leaves, oblong format, 16 staves, containing a series of three-part contrapuntal exercises for a total of 8 pages of music; pp. 1-2 and 11-12 are blank.
On p. 3: 16 bars of a contrapuntal exercise lacking the opening section. Thereafter, up to p. 4, Appendix I.17; on pp. 4-10, Appendix I.18.