evidence or to produce documents and obtain summonses to such persons for their attendance in Court. (2) A party desirous of obtaining any summons for the attendance of any person shall file in Court an application stating therein the purpose for which the witness is proposed to be summoned. (3) The Court may, for reasons to be recorded, permit a party to call, whether by summoning through Court or otherwise, any witness, other than those whose names appear in the list referred to in sub-rule (1), if such party shows sufficient cause for the omission to mention the name of such witness in the said list. (4) Subject to the provisions of sub-rule (2), summonses referred to in this rule may be obtained by the parties on an application to the Court or to such officer as may be appointed by the [Court in this behalf within five days of presenting the list of witnesses under sub-rule (1)]. [ lA. Production of witnesses without summons Subject to the provisions of sub-rule (3) of Rule 1 any party to the suit may, without appl3dng for summons under Rule 1, bring any witness to give evidence or to produce documents.]”