(1) Interstate Highway 55, with the exception of that portion of Interstate Highway 55 which is within Panola County, is hereby designated and henceforth shall be known as the “James O. Eastland Memorial Highway.”
(2) The Mississippi State Highway Department is hereby authorized and directed to erect not less than four (4) granite memorials at appropriate locations along and approaching the “James O. Eastland Memorial Highway,” and such other signs as the department shall deem suitable.