After the passing of such Resolution to appoint a salaried Officer as Proof Master, the Guardians may from Time to Time appoint some competent Person to be Deputy Proof Master, and at pleasure remove him, and appoint another in his Stead; and the Deputy Proof Master, in the Absence of the Proof Master, shall have and exercise the same Powers, and perform and be subject to the same Duties, Rules, and Regulations, as the Proof Master.