North Dakota Century Code Title 47. Property § 47-19-24. Proof by handwriting--Facts required

1. The existence of one or more of the conditions mentioned therein;

2. That the witness testifying knew the person whose name purports to be subscribed to the instrument as a party, that the witness is well acquainted with that person's signature, and that it is genuine;

3. That the witness testifying personally knew the person who subscribed the instrument as a witness, that the witness is well acquainted with the instrument witness's signature, and that it is genuine; and

4. The place of residence of the witness testifying.