No license issued under the provisions of this chapter shall be transferable, or be held to authorize any person other than the one named therein, or his agent or servant, to sell or cry goods or realty at auction, and such agent or servant shall only be authorized to auction goods when it may be necessary to rest his employer, or when from sickness or other emergency such employer is unable to attend to the business himself. (R.O. 1959, Ch. 9, Sec. 5)