CONTENTS. 



known under the Name ofV. Chrysologue de Gy, en- 

 titled A Theory of the actual Surface of the Earth. By 

 MM. Hauy, Levierre, and Cuvter .. 170,312 



Remarks on Hygrometry, and tlte Hygrometer oj J. Berze- 

 lius 177 



Hydraulic Investigations, subservient to an intended Croonian 

 Lecture on the Motion of the Blood 182 



On the Icy Crust formed on Glass Windows during a se- 

 vere Frost . ♦ .. 191 



A Letter on the Alterations that have taken place in the 

 Structure of Rocks , on the Surface of the basaltic Coun- 

 try in the Counties of Deny and Antrim . . . . J 94 



Method of Preserving Fruit without Sugar . . . . 20S 



Method of raising large Stones out of the Earth .. 214 



Description of an Apparatus for making Carbonated Hydro- 

 gen Gas from Pit Coal 217 



Report of Dr. M. Garthshore and Patrick CoLarjHOUN, 

 Esq., to the Society for bettering the Condition of the 

 Poor 221 



On the Affinity existing between Oxides of Carbon and Iron. 



234, 273 



Some Circumstances relative to Merino Sheep, ivilh Parti- 

 culars respecting that great National Acquisition ; and 

 also respecting the Sheep of the Flock of Negrete, imported 

 from Spain 241,287 



On the Motion of Floating Bodies 249, 300 



Observations on a late Paper by Dr. Wm. Richardson, re- 

 specting the basaltic District in the North of In' land, and 

 on the Geological Facts thence deducible; in Conjunction 

 with others observable in Derbyshire and other English 

 Counties : with the Application of these Facts to the Ex- 

 planation of some of the most difficult Points in the 

 Natural History of the Globe 257 



Analysis of the Mecanique Celeste ofM. La Place 264, 47 1 



Description of a new Fence made of' tort clastic IV ire y 

 which becomes invisible at a comparatively short Distance 



270 



On the native Gold Dust found in the Hills in (he Environs 

 of the Commune of St. George, in the Department of Le 

 Loire 281 



Remarks on M. Burckhardt's Contrivance for shortening 

 Reflecting Telescopes; with anew Method of making Re- 

 fracting Telescopes with a Tube only one-third of the 

 focal Length of the Object-glass 290 



A Reply to Earl Stanhope, on his Defence of certain Prin- 

 ciples and Fads erroneously stated in his Stereotyped 



