“ 4. We have heard learned counsel for the parties and gone through the record of the case, considered the precedent cited at the bar. We are in agreement with the Tribunal inasmuch as Rule 16(11) of the Rules makes it obligatory for the disciplinary authority to specifically include the previous bad record in the memo of charges as a definite charge in the event the disciplinary authority wishes to rely upon it for the purposes of imposing penalty. In the present case, the absence of specific charge to the effect that the respondent has previously also been absenting himself without leave, could not have been relied upon by the disciplinary authority while awarding punishment of dismissal from service. It is difficult to say as to what extent the previous conduct of the respondent influenced the mind of the disciplinary authority and, therefore, the awarding of penalty, based on previous conduct, has rightly been disallowed by the Tribunal…”