Paragraph 4 Additional powers to compel attendance of witnesses

The parties to the reference and all persons claiming through them respectively shall, subject to any legal objection, submit to be examined by the arbitrators or umpire on oath or affirmation in relation to the matters in dispute and shall, subject as aforesaid, produce before the arbitrators or umpire all books, deeds, papers, accounts, writings and documents within their possession or power respectively which may be required or called for, and do all other things which during the proceedings on the reference the arbitrators or umpire may require.