CONTENTS. 



Page 

 I. On the Physical Structure of the Site of Rome, and 



the adjoining Country. Communicated by the 



Author, - - - - - 1 



II. Observations on the Deviation of the Compass ; with 



Examples of its fatal influence in some melancholy 



and dreadful shipwrecks. By the Rev. William 



ScoRESBY, F. R. S. &c. Communicated by the 



Author, _ .... 30 



III. Memoir on a Cave at Cefn, in Denbigshire, visited by 

 the Rev. Edward Stanley, F.G.S., F. L. S., &c. 

 With a Plate. Read before the Geological Society 

 of London, 30th May 1832. And communicated 

 by the Author, with the permission «f the Council, 40 



. IV. On the Silicification of Organic Bodies. With a Plate. 



By Baron Leopold Von Buch, - - 53 



V. A Series of Experiments on the Quantity of Food ta- 

 ken by a Person in Health, compared with the 

 Quantity of the different Secretions during the same 

 period j with Chemical Remarks on the several ar- 

 ticles. By John Dalton, F. R. S. - - 62 



VI. Barometric Measurement of the Height of Cheviot. 

 By Lieutenant- Gen. Sir Thomas Makdougall 

 Brisbane, K. C. B., President of the Royal So- 

 ciety of Edinburgh, LL. D. &c., and Mr William 

 Galbraith, Oxon., A. M. Communicated by the 

 Authors, - - - - - 69 



VII. Outline of the Geology of the Bhurtpore District. By 

 James Hardie, Esq. Bengal Medical Establish- 

 ment. (Concluded from p. 336 of preceding vol. ) 76 

 VIII. On the Frontal Sinus. By Thomas Stone, M. D. 



Communicated by the Author. - - 82 



IX. Observations on the Ignis Fatuus, or Will- with- the- 

 Wisp, Falling Stars, and Thunder Storms. By L. 

 Blbsson, Major of Engineers, Berlin, - - 90 



