CONTENTS 111 



Page 



9. On Oxalic Acid (M. Gay Lussac) '. / .,* . . 186 



10. Dr. Turner on the Volatility of Oxalic Acid . "..., *bid. 



11. Scintillation of Steel. Inflammation of Gunpowder .. . 187 



1 2. New Pyrophorus . , W . "'!''< . .,-.' 188 



13. Crystallization of Oxides of Iron and Zinc (M. Haldat) . . ibid. 



14. Discovery of Vanadium in Scotland ... 189 



15. Yellow Dye from Sulphuret of Cadmium ~ V ' . ibid. 



16. Separation of Antimony and Tin . . -. - . 190 



17. Compound of Bi-cyanide of Mercury and Iodine of Potassium (Dr. 



Apjohn) . . . . . . ibid. 



18. Composition of Tartaric Acid . ... 191 



19. Racemic Acid, or Para-tartaric Acid .... ibid. 



20. On Gallic Acid (M. Braconnot) , . .= . ' '. . 193 



21. Sulpho-Sinapisiue, or Sulpho-Sinapic Acid . . .194 



22. Salicine . . . . - . . . 197 



23. On Draconine . , . . . . .198 



24. Precipitation of Morphia from Laudanum (Dr. Hare) . ibid. 



25. Colouration of Azoted Bodies by Nitrates of Mercury . .199 



26. Tanning of Leather by Grape Marc . . ,-.. . . 200 



27. Analysis of a Salivary Concretion (Professor Goebel of Dorpat) . Ibid. 



III. NATURAL HISTORY. 



1. Power of Carbonic Acid on the Lungs . . . 201 



2. On the Phenomenon of Blushing . . . 202 



3. General Emphysema formed by a combustible Gas . . , ibid. 



4. Poisoning by Mouldy Bread ' ... . ., . 203 



5. Cure of Scrofula by Iodine . . . . ibid. 



6. On the Use of the Secale Cornutum **" .... 204 



7. On the Holotures, and particularly of the Holothuria physalis (Linn.) ibid. 



8. Defence against Flies, used by the Butchers of Geneva . 206 



9. The Palm of Chile . . . . . . ibid. 



10. Destruction of Weeds in paved Paths and Courts . ibid. 

 \ \ . Preservation of Hay . . . . . . ibid. 



12. Remarkable Propagation of Wind . '. . . 207 



13. Thoughts on North and South Winds (M. Alphonse Blanc) . ibid. 



14. Nitrous Atmosphere of Tirhoot . . . 208 



15. Progressive Motion of the Glaciers . . ' 209 



16. On the Comparative Quantity of Salt contained in the Waters of the 



Ocean (M. E. Lenz) ... . . ibid. 



17. Hourly Observations of the Barometer in the Fortress of Cavite . 211 





