Possession by any person, firm, or corporation, or agent or employee of any person, firm, or corporation dealing in said articles, of any article described in Code Sections 10-1-120 through 10-1-124 and not properly labeled shall be considered prima-facie evidence that the same is kept by such person, firm, or corporation in violation of this article and punishable under it.
OCGA § 10-1-125