§ 170. Power of supreme court justices in Rockland county to appoint court officer or attendant. The justice or justices of the supreme court, residing in Rockland county, may appoint, and at pleasure remove, a court officer or attendant, to attend at the judge's chambers in such county, and the special terms of the supreme court, held at such chambers; such court officer or attendant to receive a salary to be fixed by such resident justice, or justices, not exceeding six hundred dollars per annum, to be paid monthly by the county treasurer of such county, upon the certificate of such justice or justices.