CONTENTS. T 



OCTOBER, 1810. 



Engravings of. the following Subjects: 1. Mr. <le Luc's Electric Column, and 

 Aerial Electroscope: 2. Mr. Shute's Scarificator on a new Principle: 3. Dia- 

 grams to illustrate the Theory of Capillary Attraction, by Thomas Knight, Esq, 



I. On the Electric Column and Aerial Electroscope. By J. A. De Luc, Esq. 

 F.R.S. - - - - - - 81 



II. The Bakerian Lecture for 1809. On some new Electrochemical Researches 

 on various Objects, particularly the Metallic Bodies from the Alkalis and 

 Earths, and on some Combinations of Hidrogen. By Humphry Davy, Esq. 

 Sec. R.S. F.R.S. E.M.R. LA. - - - gg 



III. The Croonian Lecture On the Functions of the Heart and Arteries, By 

 Thomas Young, M. D. For. Sec. R. S. - - - IJ'i 



IV. Description of a Scarificator on a new Principle. By Mr. Thomas Shute, 

 Surgeon - - - - - - 121 



V. On the Theory of Capillary Attraction. By Thomas Knight, Esq. In a 

 Letter from the Author - - - - 12(> 



YL An Account of the Effects of Thirty Tons of Quicksilver escaping by the 

 rotting of leathern Bags into the Bilge Water, on board the Triumph Man of 

 War: Communicated by Dr. Baird, Physician General to the Navy, to a 

 Friend in Loudon - - - - - 332 



VII. Scheme for preserving the Lives of Persons Shipwrecked. By G. 

 Cumberland, Esq. - , - _ , I34, 



Vlir. Method of ascertaining the Value of Growing Timber Trees at diffcreot 

 and distant Periods of Tmie: By Mr. Charles Waistell of High Holborn 137 



IX. Observations on Saturn's Ring. By Mr. Laplace - 144 



X. On the Mines of Sardinia: By the Count De Vargas, President of the 

 Italian Academy, &c. - - - - J 47 



XI. Analysis of various Minerals, by Mr. Klaproth - - U$ 



XII. Method of curing the Footrot in Sheep. By Mr. Richard Parkinson IS'S 



XIII. On the Use of the Italian Poplar for supporting the Vine and Hop 156 



XIV. Analysis of the Root of Valerian: By Mr. Trommsdorff - 13T 

 Scientific News - - - - - 153 

 Meteorological Table - - - • 1(50^ 



NOVEMBER, 



