Upon order of the respective board of directors of the corporations, all expenses incurred in connection with the authorization, preparation, sale, and issuance of bonds authorized herein and by the amendment shall be paid out of the proceeds thereof. The proceeds thereof remaining after payment of such expenses, together with the income derived from the investment and reinvestment of such proceeds (including income derived from the investment and reinvestment of previously derived income) shall be disbursed from time to time on the order of said corporations upon the approval of the Director of Finance, the Commissioner of Conservation and Natural Resources, the Governor, and the Joint Legislative Committee on State Parks.