2. The petitioner is a partnership firm which nans a flour, oil and rice mill at Bareilly, in the name and style of M/s. Raghunandan Prasad Mohan Lal. On December, 29, 1959, it filed its return for the assessment year 1959-60 showing a net profit of Rs. 22,674. Later, a revised return was filed by it on February 1, 1962, showing a loss of Rs, 3,940, on the ground that in the earlier return the liability for sales tax had not been deducted. The Income - tax Officer did not accept the petitioner's return and by his order dated March 30, 1964 assessed if it a net income of Rs. 82,662. The petitioner appealed. At the time ot the hearing of the appeal the Appellate Assistant Commissioner of Income - tax found that there were certain deposits in the petitioner's bank account which had not been properly explained, and the partners had not withdrawn any amount from the partnership accounts for their pe