ii. CONTENTS. 



Art. page 



X. Description of a Grotto in the Interior of the Colony of the Cape 



of Good Hope. By Mr. G. Thompson 272 



XI. On some undescribed Minerals. By H. J. A. Brooke, Esq., 

 F.R.S 27i 



XII. On a Mountain Barometer constructed with an Iron Cistern. 

 By J. Newman, Philosophical Instrument Maker to the Royal 

 Institution of Great Britain 276 



XIII. Observations on the Ultimate Analysis of certain Vegetable 

 Salifiable Bases. By. W. T. Brande, Esq., Sec. R.S., and Pro- 

 fessor of Chemistry in the Royal Institution 279 



XIV. Astronomical Phenomena arranged in order of Succession for 

 the first Three Months of the Year, 1S24, computed for the Meri- 

 dian and Parallel of Greenwich. By James South, Esq. F.R.S. 286 



XV. Proceeding's of the Royal Society 297 



XVI. Analysis of Scientific Books. 



i. A Course of Lectures on Chemical Science as delivered at the 

 Surrey Institution. By Goldsworthy Gurney 391 



ii. Supplement to the Comparative Estimate of the Mineral and 

 Mosaical Geologies, relating chiefly to the geological indications of 

 the Phenomena of the Cave of Kirkdale 309 



ill. Lectures on Comparative Anatomy, in which arc explained the 

 Preparations in the Hunterian Collection, illustrated by Engravings. 

 By Sir Everard Home, Bart., V.P.R.S., F.S.A., $-c. $c. . . .321 



iv. Philosophical Transactions of the Royal Society of London, for 

 the year MDCCCXXFI 326 



v. The Elements of Experimental Chemistry. By William 

 Henry, M.D., F.R.S., %c 332 



XVII. Astronomical and Nautical Collections, No. XVI. 



i. Description of a new Tide Guage. 34S 



