Entries in public or other official books or records, made in the performance of his duty by a public officer of this state, or by another person in the performance of a duty specially enjoined by law, are prima facie evidence of the facts stated therein.

[(9-322) C.C.P. 1881, sec. 916; R.S., R.C., & C.L., sec. 5979; C.S., sec. 7954; I.C.A., sec. 16-315.]