( 1 ) THE main question that arises for determination in the present petition is whether the arbitrator to whom private reference is made by a written agreement is amenable to the jurisdiction of this court under Arrticle 226 of the Constitution.

( 2 ) THE petitioner and respondents 3 and 4 are real brothers, Res- pondent No. 1 is cousin brother of the petitioner and Respondent No. 2 is son-in-law of Atma Ram who is petitioner s uncle.

( 3 ) THE petitioner and his brothers, respondents 3 and 4 were doing business in partnership with respondent No. 2 under the name and style of bags and Cartons . The petitioner and respondent No. 2 were also carrying on business of Pioneer Paper Projects. Disputes having arisen between the petitioner and respondents 2, 3 and 4, they entered into two agreements to refer the disputes to the sole arbitration of respondent No. 1. Respondent No. 1 gave one award dated 15th November, 1968, in respect of and in connection with both the arbitration agreements. It is admitted by the petitioner in the rejoinder dated 28th October, 1969 which he filed in reply to counter-affidavit dated 20th September, 1969, that the petitioner as well as other