Vi CONTENTS. 



Page 



Marking-Ink for Linen — Montlily American Journal of Geo- 

 logy and Natural Science 315 



Mr. Harvey's Researches on Naval Architecture 316 



Alterations and Errata in Mr. Waterston's " Exposition of a 

 New Dynamico-Chemical Principle " — List of New Patents 317 



OccuUations of Planets and fixed Stars by the Moon, in 

 October 1831. Computed for Greenwich, by T. Hender- 

 son, Esq. ; and circulated by the Astronomical Society — 

 Meteorological Observations 318 



NUMBER LLX.— NOVEMBER. 



M. Berzelius on Vanadium 321 



Mr. J. Nixon's Particulars of the Measurement, by various Me- 

 thods, of the Instrumental Error of the Horizon-Sector de- 

 scribed in Phil. Mag. vol. lix. (continued) 337 



Dr. E. Turner's Notice on Oxalic Acid 348 



Mr. J. F. Daniell on a New Register- Pyrometer, for Measuring 

 the Expansions of Solids, and determining the higher De- 

 grees of Temperature upon the common Thermometric 



Scale 350 



Mr. W. S. MacLeay's Correction of a Quotation in a Paper 

 " On the Impediments to the Study of Natural History," 

 published in the Phil. Mag. and Annals for May 1831 .... 357 

 Mr, W. J. Kenwood's Notice of a Geological Survey of the 

 Mines of Cornwall ; with a Programme of an intended Ar- 

 rangement of the leading Details of the Metalliferous Veins, 



&c :•.••••.• 358 



Dr. W. Henry's Experiments on the Disinfecting Powers of 

 increased Temperatures, with a view to the Suggestion of a 



Substitute for Quarantine 363 



New Books : — Rennie's Edition of Montagu's Ornithological 



Dictionary [continued) 370 



Dr. Paris's Life of Sir Humphry Davy, Bart, (continued). . . . 379 

 Proceedinss of the British Association for the Promotion of 



Science 387 



Zoological Society 389 



Dr. Thomson on the Atomic Weight of Bary tes 392 



M. Serullas on the Oxichlorates 394- 



OccuUations of Planets and fixed Stars by the Moon, in 

 November 1831. Computed for Greenwich, by T. Hen- 

 derson, Esq.; and circulated by the Astronomical Society — 



Meteorological Observations 397 



Calendar of the Meetings of the Scientific Bodies of London 

 for 1831-32 400 



