1. This order will dispose of Civil Revision Nos.845, 846 and 847 of 1969. The facts in all these petitioners are similar and it is for that reason that they will be disposed of by a single judgment. These petitioners are directed against the order of the learned District Judge affirming on appeal the decision of the trial Court in an application under Sections 11, 12 and 30 of the Indian Arbitration Act. The applicants are lessees from the Estate Officer, Chandigarh. The lease deeds were executed on the 22nd of January, 1957, and were for a period of 11 months. In all these lease deeds, clause 13 is the arbitration clause on the basis of which the entire controversy had arisen in the Courts below as well as before us. It is common ground that there was no fresh agreement of lease executed after the expiry of the period of lease, that is, 11 months, but the lessees continued to hold over. The Estate Officer decided in the year 1965 to eject the lessees under the provisions of the Public Premises (Eviction of Unauthorised Occupants) Act after terminating the tenancy. When these notices were issued to the lessees they invoked clause 13 of the original leases and asked that th