VENKATARAMAN, J. :- These are applications by the plaintiff in O. S. No. 3102 of 1966 on the file of the City Civil Court, Madras and the appellant in A. S. 371 of 1969 pending before us, for permission to amend the plaint. We shall state the facts more fully when disposing of the appeal itself. For the purpose of the present applications it is enough to state the following facts. The defendants Mac Laboratories (P.) Ltd., are manufacturers of pharmaceutical products in India and are also importers of some pharmaceutical products manufactured abroad. On 17-11-1951 they appointed the plaintiff, V. R. Nathan, as the sole distributors of their products for the then composite State of Madras, Mysore and Travancore-Cochin, with a commission of ten per cent of the profits. The defendants were to bear the organisational expenses etc. The plaintiff claims that he invested a large sum of money and did good business for the defendants and that in recognition thereof, for the mutual benefit of both sides, another agreement was entered into on 14-5-1955, with effect from the 1st April 1955. By this agreement his tenure of distribution rights was guaranteed for 12 years from 1-4-1955,