The record herein permitted, when so established, shall be accepted by all the courts in this State as conclusive evidence of the marriage and shall be of the same force and effect as the records now required by law. The judge of probate or other officer whose duty it is to record and file such records shall purchase, out of county funds in his hands or by requisition upon the proper county official, a suitable book for the proper recording of marriages proved as provided in § 20-1-570.