[121.] SCHOLION.
[122.] PROBLEMA XIV.
[123.] CONSECTARIVM.
[124.] PROBLEMA XV.
[125.] SCHOLION I.
[126.] SCHOLION II.
[127.] DEFINITIO XXV.
[128.] PROBLEMA XVI.
[129.] DEFINITIO XXVI.
[130.] SCHOLION.
[131.] PROBLEMA XVII.
[132.] SCHOLION I.
[133.] SCHOLION II.
[134.] S. D. G.