Libraries, great abundance of, in Moorish caliphate, 125. Light, theory of refraction and its curvilinear paths determined by Jews and Moors, 118. Linen, extensively manufactured by Jews and Moors, 164. Llorento, on the Inquisition, 182. Loretto, house of, Virgin deposited there by angels, 23. Louis de Parre, a Jew, of the crew of Columbus (the first European) who steps upon the American soil, 192. (Note.) Luxury, its indulgence hastens Moorish decline, 171. M. MAIMONIDES, his position in Jewish literature, 109, 156; coveted as body physicians by great potentates, 109; accepts position with Sultan Saladin, 109; summoned to the sick bed of Richard Coeur de Lion, king of England, for consultation, 109; his contribution to medical science, 156. Magnet, introduced by Jews and Moors, 165. Manoel, king of Portugal, favorably disposed towards Jews, 215; marriage proposed between him and daughter of Ferdinand and Isabella, 216; expulsion of Jews from Portugal required in his marriage contract, 216; he consents, 217; surpasses Torquemada in cruelty, 217-218. Manufacture, extensively carried on by Jews and Moors, 164. Manuscripts, destroyed by Church, 19. Mariners, compass introduced by Jews and Moors, 165. Mary St., of Egypt, her asceticism, 16. Menachem ben Saruk, compiles first Hebrew Lexicon, 44. Menasseh ben Israel, pleads with Oliver Cromwell for settlement of Jews in England, 218. Medinah al Zohar, the caliph's palace, 46. Medicine, cultivated by Jews and Moors, 102; reasons why Jews excelled in medical sciences, 106. Medicis, imitate example of Caliphs, 125. Mezquita of Cordova, description of, 38. Mineral, riches of Spain, 163, 164. Miracles, wrought by clergy, 23. Mohammed, miracles accompany his birth, 50; his conquests, 51. Mohammedanism, its creed, 42; inspiration claimed for it, 42. Montpellier, seat of the most famous medical school of Middle Ages, 108. _Monts de piete_, houses of loaning on pledges established by Bernardin de Feltre in opposition to Jewish banking houses, note, 169; abandoned as a failure, note, 170. Moors, (see Arab-Moors.) "More Nebuchim" greatness of, 156. Moses ben Chanoch, (see Chanoch). Mosque, (see Mezquita). Mountains, their origin geologically accounted for, 120. Musa Ibn Nosseyr, invades Spain, 54; dispatches Tarik for conquest of Andalusia, 55. Museum of Alexandria, 153. Muezzin's, call for prayer, 37. Musa Ibn, mathematician, credited with invention of Algebra, 116; his astronomical researches accepted by La Place, 118; determines the diminution and eccentricity of earth's orbit, 118. N. NAPLES, accepts exiled Jews, 212. Narbonne, school established in, by Nathan ben Isaac Kohen, 65; becomes the seat of a famous medical school. Nathan, Rabbi, Dayan of Jews of Cordova, 66; resigns in favor of Moses ben Chanoch, 67. Navigation, extensively carried on by Jews and Moors, 166. New Platonism, its mysticism no permanent influence upon Jews, 153.