Section 51(1)

(1) In the punishment -book prescribed in section 12 there shall be recorded, in respect of every punishment inflicted, the prisoner ’s name, register number and the class (whether habitual or not) to which he belongs, the prison -offence of which he was guilty, the date on which such prison -offence was committed, the number of previous prison -offence s recorded against the prisoner, and the date of his last prison -offence, the punish ment awarded, and the date of infliction.