CONTENTS. 
No. I. 
A Review of certain Doctrines advanced by the celebrated 
Liebig, and sanctioned by Gregory and Kane. By Robert 
Hare, M. D., - - - - - i 
Remarks on the Reduction of Iron. By William Procter, Jr. - 11 
Note on Cucumber Ointment. By William Procter, Jr. - 16 
Value of Opium imported and exported from 18-27 to 1845, - 18 
On the Properties of the Asclepias Curassavica, or Bastard 
Ipecacuanha. By W. Hamilton, M. B. - - 19 
Concentration of Commercial Nitric Acid, - - 24 
On the Oil of Monarda (Horse-Mint.) By A. E. Arppe, - 26 
On the Products of Decomposition of Gelatine by Chromic Acid. 
By A. Schlieper, ------ 29 
On the Malambo Bank of the Province of Carthagena, South 
America. By W. Hamilton, M. B. - - - 31 
On the Purification of Cobalt from ZafFre. By Mr. B. H. Paul, 37 
Process for preparing Cannabine, (?) or Hemp Resin. By T. 
and H. Smith, Edinburgh, - - - - 39 
On Quiniodine. By Mr. Redwood, - - - - 41 
Extract from a Patent for Purified Quiniodine, and Basic Extract 
of Bark, ------- 34 
Analysis of Aloes and Aloetine. By M. Edmond Robiquet, - 48 
On the Solubility of some Precipitates which occur in Quantitative 
Analysis. By R. Fresenius, - . - - 50 
On the change which Tincture of Iodine undergoes with keeping, 
By M. Guibourt, ------ 54 
On Achille'ine and Achilleic Acid. By B. Zanon, - - 57 
Effect of Matico-Leaf in a case of obstinate Haemorrhage, - 60 
The Tannate of Iron in the treatment of Chlorosis. By 
Benedetti, - - - - . 61 
