The governing body of Dale County, Alabama, is authorized to establish and maintain a public law library in the county, and to accomplish the purpose, may from time to time expend such public funds of the county as are not required by law to be expended for any other purpose or purposes. It may provide suitable housing quarters, furniture, fixtures, and equipment therefor; keep the same in a good state of repair; and from time to time enlarge, expand, and improve such library, facilities, and equipment; and from time to time provide such books, reports, and periodicals for the library as are not provided for out of the special funds created for by this subpart or otherwise, all of which expenditures shall be made on warrants drawn in the usual manner, upon the county, payable out of the appropriate fund or funds.