j v CONTENTS. 



Art. XXXI. SCIENTIFIC INTELLIGENCE. - 171 



I. NATURAL PHILOSOPHY. 



Astronomy. 1. Elements of the New Comet of 1824. 2. The 

 Buenos Ayres Comet of 1821. 3. Spots on the Sun in 1824. 4. Lohr- 

 mann's Maps of the Moon. 5. La Place on the Masses of the Planets. 

 6. Parallax of the Sun. 7. Copley Medal adjudged to Dr. Brinkley. 

 8. Opposition of Ceres, Pallas, Juno, and Vesta, - 171-173 



Optics. 9. Singular Colour of the Sun. 10. Frauenhofer's Large 

 Achromatic Telescope, - - - • 173-174 



Magnetism. 11. Oscillations of the Needle affected, by being enclosed 

 in a copper case. 12. No diurnal variation of the Needle at the Equa- 

 tor. 13. Variation of the Magnetic Needle, observed in Africa in 

 1823. 14. Variation of the Magnetic Needle on the Coast of Karama- 

 nia. 15. Declination of the Magnetic Needle at Paramatta, New 

 South Wales. 16. Magnetic Variation and Dip observed in the North 

 Seas, by Captain Sabine. 17. Scoresby's Observations on the Dip of 

 the Needle, ...... 174-175 



Meteorology. 18. Increase in the quantity of Rain. 19. Saline Im- 

 pregnation of Rain, .... 175-176 



II. CHEMISTRY. 



20. Analysis of the Root of the Male Fern. 21. M. Berzelius's Analysis 

 of lOOOth parts of Carlsbad Water 22. Analysis of Chrysoberyl. 

 23. Oxides of Titanium and Iron. 24. Potassium and Sodium, 176-177 



III. NATURAE HISTORY. 



Mineralogy. 25. Roselite, a New Mineral Species. 26. Columbite. 

 27. Brochantite, a New Mineral Substance. 28. Fluellite, a New Mi- 

 neral Substance. 29. Analyses of several Native Carbonates of Lime, 

 Magnesia, Iron, and Manganese, by M. P. Berthier. 30. Tonelite. 

 31. Metallic Titanium, .... 177-181 



Crystallography. 32. The Edinburgh Review and Mr. Phillips, in. 



Botany. — 33. Bois de Colophane. 34. The late Baron dc Schack. 

 35. C. S. Parker, Esq. 36. Red Snow. 37. Govan's Herbarium. . 

 38. Algarum Systema Manuale. 39. Dr. Hooker's System of Plants. 

 40. Hooker and Taylor's Muscologia Britannica, - 181-185 



Zoology 41. Discovery of a Fossil Bat. 42. New Species of Mammi- 



ferous Animal. 43. Fossil Elephant discovered between the Rhine 

 and the Saone. 44. Lamantine. 45. Anas Rufitorques. 46. Loligo 

 Brevipinna. 47. Lernaea. 48. Batrachoides. 49. Sword fish, 185-187 

 iv. general science. 



50. Natural Ice-houses near Salisbury, North America. 51. Dr. Mat- 

 thew Baillie's Works, - - - 1 87 



XXXII. List of Patents for New Inventions, Sealed in England since 

 June 15, 1824, - . 188 



XXXIII. List of Patents granted in Scotland since August 13, 1824, 189 



XXXIV. Celestial Phenomena from January 1, to April 1, 1825, calcu- 

 lated for the Meridian of Edinburgh. By Mr. George Innes, 

 Aberdeen, - . . - . 189 



XXXV. Register of the Barometer, Thermometer, and Rain- Gage, kept 



at Canaan Cottage. By Alex. Adie, Esq. F. R.S. E. 192 



