The production of a printed copy of a registration scheme purporting to be made by a local authority upon which is endorsed a certificate purporting to be signed by the proper officer of the authority stating—
(a)that the scheme was made by the authority,
(b)that the copy is a true copy of the scheme, and
(c)that on a specified date the scheme was confirmed by the Secretary of State,
shall be prima facie evidence of the facts stated in the certificate, and without proof of the handwriting or official position of the person by whom the certificate purports to be signed.