(1) Any one who by words spoken or written or by conduct represents himself, or knowingly permits himself to be represented, to be a partner in a firm, is liable as a partner in that firm to any one who has on the faith of any such representation given credit to the firm, whether the person representing himself or represented to be a partner does or does not know that the representation has reached the person so giving credit.
     (2) Where after a partner's death the business is continued in the old firm name, the continued use of that name or of the deceased partner's name as a part thereof shall not itself make his legal representative or his estate liable for any act of the firm done after his death.