FOUR CA 1868, GEM STAFFORDSHIRE PLATES WITH EAGLE TRANSFER PRINT, BY RALPH HAMMERSLEY: Lovely dark blue transfer of a heraldic eagle E Plurbis Unum Flag. Registered design April 23, 1868. Listed on p. 60 of ''Historical Staffordshire,'' 2nd Edition (2000), by Jeffrey B. Snyder. Registration mark on bottom.