- Madrigals, Italian1
- Magic squares1
- Magic--Religious aspects--Christianity1
- Magna Carta1
- Magnificat (Music)1
- Majolus, Saint, Abbot of Cluny, approximately 906-9941
- Malatesta family1
- Malatesta, Sigismondo Pandolfo, signore di Rimini, 1417-14681
- Malchus, Saint1
- Mandeville, John, Sir1
- Manuel I, King of Portugal, 1469-15211
- Manuscripts, Anglo-Norman1
- Manuscripts, Czech1
- Manuscripts, English (Old)1
- Manuscripts, Judeo-Arabic1
- Manuscripts, Latin (Papyri)1
- Manuscripts, Provençal1
- Manuscripts, Samaritan1
- Marbled calf bindings1
- Marbled paper bindings1