C 10 ] 



black Asiatic races, 531; on the in- 

 cense of Arabia, 574. 



Leibnitz, character of his Protogoea, 

 734, 735. 



Leif, his discovery of America, 603, 

 604, 607. 



Lepsius, his chronological data for 

 Egypt, 475, 486 ; on the monuments 

 of the distant expeditions of Ramses 

 Miamen, 487; on the Semitic writ- 

 ten characters, 491. 



Letronne, on the Greek Zodiac, 533, 

 534 ; on the canal of the Red Sea, 

 540; on the epoch of Diophantus, 

 551 ; on the early discoveries of the 

 Irish, 608. 



Leignitz, Mongolian battle at, 571, 

 6-24. 



Lieu-tscheu, ancient Chinese writer, 

 on the pleasure felt in the possession 

 of gardens, 462, 463. 



Light, gradual discovery of its pheno- 

 mena, 715 717. 



Lippershey, Hans, his claims to the 

 discovery of the telescope discussed, 

 699701. 



Lister, early researches by, in palffion- 

 tology, 733. 



Livy, writings of, 388. 



Log, use of in navigation, and date of 

 its introduction, 631634. 



Longinus, 531. 



Longus, his pastoral romance, ' Daphnis 

 et Chloe,' 380. 



Lb'nnrott, Elias, collection of Finnish 

 songs, 411. 



Lucan, vivid description of nature in 

 his works, 387. 



Lucius the younger, his didactic poem 

 of .Etna/387. 



Lucretius, his great poem, ' De Na- 

 tura,' 382, 383, 425. 



Ltidius, ancient Roman painter, 442. 



Luis, Fray de Leon, description of 

 night, 429. 



Lully, Raymond, scientific acquire- 

 ments of,' 629, 630. 



Lusiad, of Camoens, its truth to nature, 

 424427. 



Macedo, J. J. da Costa de, work on the 

 discovery of the Canaries, 497. 



Macedonians, influence of their cam- 

 paigns under Alexander the Great, 

 517, 518, 560. 



Macpherson's Ossian, 402. 



Madeira, supposed notice of in Plu- 

 tarch, 497. 



Madoc, western voyage of, 608, 609 

 610. 



Magellan, navigation and discoveries 

 of, in the Pacific, 646, 647. 



Magellanic clouds, first notices of, 665, 

 666, 714. 



Magnetism, observations and disco- 

 veries in the middle ages of Colum- 

 bus, 654657; Cabot, 657, 658; 

 Gassendi, 658; Robert Norman, 

 658, 718; modern researcnes, Wil- 

 liam Gilbert's, 717. 718; Arago, 

 718; Faraday, 718, 719 ; Edmund 

 Halley, 719 ; Frederick Gauss, 720, 

 Antarctic expeditions, 719, 720. 



Mahabharata, Indian heroic poem, 

 404, 406, 407, 511, 521. 



Malus, discovery of polarisation by, 

 715, 727. 



Mandeville, John, his travels, 434; 

 their characteristics, 625. 



Manetho, Egyptian dynasty of, 486. 



Marco Polo, his travels and admirable 

 narrative, 624 626; early editions 

 of, and whether known to Columbus, 

 626. 



Marinus Sanuto, writings of 627, 628. 



Marinus of Tyre, his isthmus hypo- 

 thesis, 489, 643; myth on the 

 Indian Ocean, 561 ; on the breadth 

 of the old continent, 645. 



Marius, Simon, on the invention of the 

 telescope, 700, 701; discovered the 

 moons of Jupiter simultaneously with 

 Galileo, 702, 703; nebula in An- 

 dromeda, 714. 



Martel, Charles, on the results of his 

 victory over the Moslems at Tours, 

 571. 



Masudi, Arabian historian, account of 

 the remains of a ship of the Red Sea, 

 489. 



Materia Medica, Hindoo and Arabic 

 knowledge of, 581. 



Mathematicians, Grecian, 529, 530, 

 543546; Babylonian, 533; Indian 

 535, 596, 597; Arabic, 596; of the 

 middle ages, 619, 620, 630, 661; 

 modern, 683 737. 



Mayow, on the influence of nitrous 

 particles in the air, 730. 



Mediterranean, its geographical pori- 



