S. 133A: Power of survey – Statements recorded during Survey – Evidentiary value – Unexplained investments – Statement obtained under survey would not automatically bind upon the assesse and that it is not conclusive piece of evidence by itself and that section 133A does not empower any Income-tax Officer to examine any person on oath and that solely on the basis of the statement given by one of the partner of the assessee-firm income is not assessable – Addition cannot be made merely on the basis of such statement. [S. 69 ]