“ And it is further ordered that, should either of said commissioners die or refuse to act, or be unable to perform the duties required by this decree, while the court is not in session, the Chief Justice is hereby authorized and empowered to appoint another commissioner to supply the vacancy, and he is authorized to act on such information in the premises as may be satisfactory to himself. ”

“ It is further ordered that all costs of this proceeding, including not exceeding $10 per day for each commissioner, and the other costs incident to the marking and establishment of this line, shall be paid by the states of Missouri and Iowa equally. ”