Evidence of proceedings in bankruptcy

Any petition or copy of a petition in bankruptcy, any order or certificate or copy of an order or certificate made by the court, any instrument or copy of an instrument, affidavit, or document made or used in the course of any bankruptcy proceedings, or other proceedings had under this Act, shall, if it appears to be sealed with the seal of the court, or purports to be signed by any judge thereof, or is certified as a true copy by the Registrar thereof, be receivable in evidence in all legal proceedings whatever.