The lien claimant shall within thirty days after he has ceased to perform such labor, file for record with the auditor of the county in which the labor was performed a notice of claim, containing a statement of his demand, the name of the employer and the name of the person employing him, if known, with a statement of the terms and conditions of his contract, if any, and the time he commenced the employment, and the date of his last service, and shall serve or mail a copy thereof to said employer within said period.
[1953 c 205 § 2.]