Article 137 — Docwnentarv evidence when to be produced

(I) The parties or their pleaders shall produce, at the first hearing of the suit, all the documentary evidenCe of every description in their possession or power, on wroch they liitend to rely, and which (2) The commission shall specify clearly and distinctly the facts to be has not already been filed in court, and all documents which the court may order to be produced. (2) The court shall receive the documents so produced which shall be accompanied by an accurate list thereof. (3) Without prejudice to the provisions of Art. 256, no document whith should be but is not annexed to or filed with the pleading or produced at the first hearing shall be received at a later stage in the suit on behalf of the party who should have so annexed, filed or produced it. (4) Nothing in this Article shall appl} to documents produced for cross-examination of the defendant's witnesses, or in answer to any case set up by the defendant or handed to a witness merely to refresh his memory.