(2) Such commissioner shall examine into the arrangement and condition of the records, documents, books and papers, deposited or filed in the office of the clerk of the city court of the city of New York in each county within such city, and into the condition and sufficiency of the indices thereof. He shall collate and arrange the same in such manner as may be necessary for their restoration and preservation, and shall take such steps as may be necessary to provide convenient references thereto and for such examination and use as the public interest and convenience may require. He shall cause copies thereof to be made whenever by reason of age, use, exposure, or any casualty such copies shall in his judgment be necessary, and after such a copy has been compared with the original it shall be certified by such commissioner, and shall thereafter be admitted in evidence, and shall be considered for all other purposes with the same effect as the original. The original shall be placed in a suitable enclosure by such commissioner, and shall be preserved, properly endorsed and indexed, for such examination as may be directed by an order of the court in any action or proceeding in which the accuracy of the copy may be questioned. Such duties shall be performed under such conditions and regulations as may be approved by the presiding justice, and in a manner which shall permit the examination and use of such records, documents, books, papers and indices, as the public interest and convenience may require.
(3) The office of commissioner of records of the city court shall terminate upon the completion of the duties in this section prescribed.