If the examination is satisfactory, the board shall issue a license, signed by its president and secretary and attested by its seal, entitling the candidate to practice midwifery, but the license shall not authorize the holder to prescribe any drug or medicine, except a preparation of ergot after the birth of the head of the infant, or household remedies, or to attend other than cases of labor. All application papers shall be deposited in the state library for at least two years, when they may be destroyed. Their contents shall be recorded in the official register of the board kept for this purpose which, or a certified copy thereof, shall be prima facie evidence of all matters therein contained.
N.J.S. § 45:10-6