All graves in Army national cemeteries will be appropriately marked in accordance with 24 U.S.C. 279. Government headstones and markers are provided by the Veterans Administration in accordance with the provisions of the National Cemeteries Act of 1973. When requested by the next of kin, an appropriate memorial headstone or marker will be furnished by the Veterans Administration and erected by cemetery personnel in a memorial section of the cemetery which has been set aside for this purpose. Headstones will be of white marble, upright slab design.