85. (1) The registrars shall receive and retain the copies of the original plans and surveys, and copies of the plans and profiles of the alterations, as well as copies and extracts thereof respectively.They shall permit all persons interested to inspect any of such documents, and to make copies and extracts of and from the same, under a penalty of $4 for each refusal.
(2) The copies of the maps, plans and books of reference, or of any alteration or correction thereof, or extracts therefrom, certified by the registrar, shall be received in all courts of justice, or elsewhere, as proof of the contents thereof.
(3) The registrar shall give such a certificate to any party interested, upon application therefor.