( 1 ) THE plaintiff along with one Giridharilal Ganatra used to carry on business as brokers in the jute and hessian market, in Calcutta, long prior to 1964.

( 2 ) IN the first week of November 1964, the defendant, through its officer, Mr. J. P. Singh, the Chairman of the Central Board of Direct Taxes, New Delhi, made an announcement in a press conference which was published in the Times of India and the Statesman both dated November 8, 1964, to the effect that the persons who would disclose their concealed income voluntarily would be treated leniently by the defendant in the manner mentioned in the said publication. It was further published that the rate of the reward to those furnishing information about concealed income had been stepped up from 2. 5% to a minimum of 7. 5% of the extra tax to be realised as a result of such information and in suitable cases the reward might go up to 10%. Similar announcements were published in the Sunday Tribune, Ambala, Hindusthan Times Weekly, Hindusthan Standard and Amrita Bazar Patrika, all dated November 8, 1964. The plaintiff and the said Giridharilal made a joint representation in writing dated 25/26, October, 1965