The division director shall keep a record of all proceedings of the board. Such records shall be prima-facie evidence of all matters required to be kept therein, and certified copies of the same or parts thereof shall be primary evidence of their contents. All such copies, other documents, or certificates lawfully issued upon the authority of the board shall, when authenticated under the seal of the board, be admitted in any investigation in any court or elsewhere without further proof.
OCGA § 43-10-5