Margaret of Anjou, 180, 181 Marguerite de Valois, verses written with diamond ring by, 168 Maria of Austria, portrait of, 59 Marius, wore iron ring at triumph, 10 Mark, St., legend of ring of, 312, 314 Marlborough Collection of Gems, 99 Marston John, rings mentioned in play by, 46 Martial, epigrams of, on rings, 34, 53, 54 Mary of Burgundy, ring of, 167 Mary I of England, 183 Mary, Princess, afterwards Queen, portrait of, 60 Mary, Queen of Scots, 155 ring memorials of, 45, 184–186 portrait of, 60 signet ring of, 149–151, 153 ring given her by Elizabeth, 183, 184 wedding ring of, 217, 218 Masonic rings, 331, 332 Materials of rings, 95–114 Mathias, Emperor of Germany, ring of, 168 Matilda, wife of William the Conqueror, ring found in tomb of, 179 Maurus, Rabonus, Archbishop of Mainz, 268 Maximilian I, Emperor, betrothal ring of, 234, 235 Maximinus, Emperor, thumb ring of, 58, 162 Mazza, B., viii _Mazzel tob_, inscription on Hebrew betrothal rings, meaning of, 213 Medici, Cosimo dé, _impresa_, with diamond rings, 170 Megenberg, Konrad son, 311 Memorial rings, 40–48 Mendæans of Mesopotamia as silversmiths, 31, 32 Mendoza, Spanish ambassador, ring sent to, by Mary, Queen of Scots, 185 Mercato, Michele, 258 “Merchant of the Ruby,” 180 Merchant’s ring of glass, mentioned in “Piers Plowman,” 144 Mercier, Louis Sebastien, 76 Mercury as bestower of magic rings, 295, 296 Meroë, ring of a queen of, 67 Meronitz, Bohemia, garnets from, 110 Merovingian rings, 58, 72, 73, 137, 138, 257 Meteorites, rings set with peridots from, 330 Metropolitan Museum of Art, New York, 51, 80, 105, 119, 188 “Michelangelo’s Signet,” 147 Mills, William C., ix Min Yonk Ik, Corean prince, jade rings of, 107 Minoan rings, 116, 118 Minos of Crete, ring of, 291, 292 Mint-marks from signets, 129 Mirror rings, Hindu, 79 Mithridates the Great, 54 Mocha-stone, 87 Mohammed’s seal, 141 Moonstone, 335 Moore, Isabel, ix Moorehead, Warren K., ix, 21, 22 Moose, Loyal Order of, rings of, 332 Morgan, Henri de, 2, 68 Morgan, J. de, 68 Morgan, Octavius, 75 Morse, Edward S., ix “Morte d’Arthur,” story of magic ring in, 309, 310 Moss-agate, 335 Mostiola, St., has betrothal ring of the Virgin, 259 Mother-of pearl, 81 Mottoes, 209–213, 221, 222, 233, 234, 237–248 formed by initials of stones set in rings, 50, 226 Müller, Peter, on legal significance of giving a ring, 204 Murray, George Gilbert Aimé, 4 Musa, Antonius, granted right to wear gold rings, by Augustus, 336 Museo Nacional, Mexico City, Aztec finger-ring in, 20 Mycenæan rings, 6, 68, 99, 109, 118 N Nadir Shah, entire emerald rings of, 101, 102