Chapter — Konings, Theologia Moralis
CHAPTER III: ON THE MODIFICATIONS OF CONTRACTS
¶1.
By the name of modifications are designated certain clauses adjoined besides the nature and essence of contracts, so that they now strengthen, now also increase or determine, now suspend or destroy the obligation of those same contracts.
¶2.
The principal modifications of contracts are 1° oath; 2° modes; 3° conditions. - Concerning these three we must treat briefly.