XVI. Of the Special Uses of the Four Figures, §§ 648-655.

XVII. Of the Syllogism with Three Figures, §§ 656-666.

XVIII. Of Reduction, §§ 667-700.

XIX. Of Immediate Inference as applied to Complex Propositions, §§ 701-730.

XX. Of Complex Syllogisms, §§ 731-743.

XXI. Of the Reduction of the Partly Conjunctive Syllogism, §§
744-752.

XXII. Of the Partly Conjunctive Syllogism regarded as all Immediate
Inference, §§ 753-759.

XXIII. Of the Disjunctive Syllogism, §§ 760-765.

XXIV. Of the Reduction of the Disjunctive Syllogism, §§ 766-769.

XXV. Of the Disjunctive Syllogism regarded as an Immediate
Inference, §§ 770-777.