Sec. 14. FILING PAPERS; PAYMENTS; APPROPRIATION AND EXPENDITURE. All surveys, files, records, copies of sale and lease contracts and all other records pertaining to the sales and leases hereby authorized on State Park Land under the control of State Parks Board, shall be filed in the General Land Office and constitute archives thereof. Payment hereunder shall be made to the Commissioner of the General Land Office at Austin, Texas, who shall transmit to the Comptroller all bonus payments and royalty for deposit to the credit of the State Park Development Fund, and all rentals for delay in drilling and all other payments, including all filing assignments and relinquishment fees hereunder to the credit of the State Park Development Fund. All moneys or sums so deposited to the State Park Development Fund shall be appropriated and expended by the Legislature for the development, improvement and maintenance of State Parks.