Presumption as to document admissible in England without proof of seal or signature

When any document is produced before any Court, purporting to be a document which, by the law in force for the time being in England or Ireland, would be admissible in proof of any particular in any Court of justice in England or Ireland, without proof of the seal or stamp or signature authenticating it, or of the judicial or official character claimed by the person by whom it purports to be signed, the Court shall presume that such seal, stamp or signature is genuine, and mat me person signing it held, at the lime when he signed it, the judicial or official character which he claims, and the document shall be admissible for the same purpose for which it would be admissible in England or Ireland.