INDEX. 413 



Geology, notices in, 194. 



Geol6gy of Sussex, notice respecting Mr MantelVs work on the, 402. 



Geological history of the earth, Professor Esmark's remarks tending to 



explain the, 107. -^ 

 Geological observations relative to the countries discovered by Captains 



Parry and Ross, Professor Jameson's, 104. 

 Glaciers of Justedal, Mr Bohr's account of a visit to the, 255. 

 Glass, easy mode of cutting, 207. 

 Gold, its distribution in the Uralian Mountains, 197. 

 Graham, Dr, his list of rare plants flowering in the Edinburgh Botanic 



Garden, 184, 388. 

 Graphite, new mode of applying it in drawings, 398. 

 Grant, Dr R. E., his observations on the structure and functions" of the 



sponge, concluded, 121. — description of two new sponges, 203. — 



description of Octopus ventricosus, 309. 

 Girimisand formation in Sweden, 196. 

 Guilletnin, M. his account of a gelatinous quartz, 324. 



Hydrography, notices in, 201, 392. 



Hysena cave discovered on the banks of the Garonne, 197. 



Hysenas, Professor Buckland and Capt. Sykes on the interior of the dens 



of living, 377. 

 Hygrometer, Mr Meikle on the use of a simple syphon as a, 366. 

 Hygrometers and evaporation, Mr H. Meikle's remarks and experiments ' 



relating to, 22. 



Ice, thickness of salt-water, 202. 



Innes, Mr George, his calculations ef celestial phenomena from Jan. 1. 



to April 1. 1827, 188— from April I. to July 1. 1827, 387. 

 Insects, circulation discovered in, 202. 



Iodine and lithia in the mineral springs of Theodoreshall, 202. 

 Irish furze, broom, and yew, different from British, 207. 

 Iserine and iron sand in Cheshire, 200. 

 Ivory, mode of etching and dyeing figures* on, 399. 



Jameson, Professor, bis observations on the geology of the countries dis- 

 covered by Captoins Parry and Ross, 104. 

 Jamesonite, Mr H. Rose's account of the chemical composition of, 341. 

 Jet discovered in Wigtonshire, 197. 



Karsten, M., his observations and experiments on the different kinds of 

 coals, 280. 



JANUARY MARCH 1827. E e 



