482 Intelligence and Miscellaneous Articles. 



■s 



A new method of dissolving Iridium ; by L. R. Fellenberg. — On the deter- 

 mination of the expansion of crystallized bodies by Heat ; by E. Mitscherlich. 

 — Analysis of an antimony ore from Nasafjeld in Lapland ; by M. C. J. 

 Thaulow. (A notice of this will appear in the next Number of Phil. Mag.) 



Wiegmann's Archiv, Part 3. Berlin. 1837. 



Contents. — Description of two monstrous Echini, together with some 

 general remarks on Echinidce ; by Dr. Philippi. — On Gorgonia paradoxa ; by 

 the same. — Contributions to the history of the genera Campanularia and 

 Syncoryne\ by Lowen. — Ichthyological Appendices to the Fauna of Green- 

 land ; by Prof. Reinhard. — On the genera of Fossil Infusoria Xantkidium 

 and Peridinium; by C. G. Ehrenberg. — On Fossil Infusoria; by the same. — 

 Notice on the action of free Carbonic Acid on the nutriment of Vegetables; 

 by Dr. M. J. Schleiden. — Diagnoses of some new species of Shells; by 

 Anton.— Report on the Progress of Vegetable Physiology during the year 

 1836 ; by J. Meyen. (Translation now appearing in Phil. Mag.) 



Neue Notizen von Froriep, vol. ii. contains ; 



No. 9. Effects of Galvanism on animal ceconomy. — Climate of Scandi- 

 navia; by Forsell.— On the place which Dinotherium must occupy in the 

 natural classification of Mammalia.— No. 10. Appendices to the natural his- 

 tory of Man; by Prof. J. van der Hoeven. — No. 14. New experiments on 

 the action of the Torpedo ; by Santi Linari. — Experiments on the Voice; 

 by Bishop (from Phil. Mag.).— On Spermatozoa. — On the influence of 

 aqueous vapour on all periods of Vegetation. 



Journal fur praktische Chemie, by O.L. Erdmann. Part 6. contains: 

 On the Silvering of Brass; by Dernen.— Sulphate of Zinc with 3| M. G. 

 of Water; by Anthon.— On the application of Metallic Sulphurets pre- 

 pared in the moist way to chemical analysis; by the same.— Simple me- 

 thods of determining Ammonia, both quantitative and qualitative, in chemi- 

 cal analysis ; by the same. — Analysis of a Mineral water which had sud- 

 denly changed; by E. von Bibra. — On the Reduction of the Sulphuret of 

 Arsenic. — Hints for the Improvement of the Quick Manufacture of Vinegar ; 

 by E. F. Anthon. — A new Method of preparing Iodic Acid; by Louis Thomp- 

 son (from Phil. Mag.). On the Purple-red Colour produced by chloride 

 of gold on animal fibre. On the aethereal Oil of Wine.— Enigmatical 

 Phenomenon of a Mutation of Colours ; by H. Ch. Creuzburg. 



Comptes Rendus, No. 14. 1837. Oct. 2. 



Contents. — On some fossil Teeth from Oran ; by Duvernoy. — On the 

 Geographical Distribution of Birds of Passage in South America; by 

 A. d'Orbigny. — RecentExperiments on the Torpedo; by Matteucci. — Sul- 

 phate of Nitrogen; by Soubeiran. — On the Erratic Blocks of the Jura; by 

 Agassiz. — Letter on the presence of Animalcules in various Secretions and 

 Excretions of diseased patients ; by Beauperthuy and Adet de Rouville. 

 (Worthy of notice.) No. 15. Oct. 9. — Note on the Development of the 

 Embryo in the cephalapodous Mollusca; by A. Duges.— Researches in 

 Animal Electricity; by Matteucci.— On some new Mammifera; byJourdan. 



LXVII. Intelligence and Miscellaneous Articles. 



SOLUBILITY OF ARSENIOUS ACID. 



MR. Taylor, lecturer on chemistry at Guy's Hospital, has made 

 numerous experiments on this subject, to the detail of which, 

 as inserted in the following pages, he has prefaced the summary also 

 annexed of the results obtained by other chemists. 



