It shall be the duty of the Registrar, and he is hereby required forthwith to register every return made in conformity with the provisions of this Act, in a book to be kept for that purpose at the Registry Office, and called }The Register of Newspaper Proprietors~; and all persons shall be at liberty to search and inspect the said book from time to time during the hours of business at the Registry Office; and any person may require a copy of any entry in or an extract from the book, to be certified by the Registrar or his deputy for the time being or under the official seal of the Registrar.