Vol. 48. Novembir 1816, No. 223. 



Published the Last Day of every Month, 

 [PRICE ^8. 6d.] 



a_L-!i L-Ui .1 ' I I' , . 'HI 



THE 



PHILOSOPHICAL MAGAZINE 

 JiKD JOURNAL: 



COMFREHE}U>INO 



the various. uilanches of science, 

 ' Vke liberal and fine arts, 



GEQLOGY, 



AGRICULTURE, 



MANUFACTURES AND COMMERGl. 





NUMBER CCXXIII. - 

 For NOFEMBER 1816. 



BY ALEXANDER TILLOCH, 



W.Ra.A.F.J.A.lLDtX. AND PERTH, BTC. 



LONDON: 



rSIUTKD BY KICHARD AND ARTHUR TAYLOR, 8H0B LAVS: 



jAndsold by Cadbll and Daties; Longman, Hurst, RBBS,i 

 Obmb, 8c Brownj Murray; Hiohlbtj Shehwooo and C0.5JI 

 Hak^iimo; UifUERWooD; Loudon : Cokstable and Co. 

 Edinburgh: Bra<ih and Rrid, and D. Niv.bn, Glasgow :< 

 and GiLBEKT dndHoDGBs, Dublin. 



