CONTENTS. 
iii 
Art. XXIV. Proceedings of the Wernerian Society. Conti- 
nued from p. 165. - - 354 
XXV. Scientific Intelligence. 
ASTRONOMY. 
I. The Double Star 6 l Cygni. 2 . Opposite Effects of a 
Change of Density of the Air, as affecting the going of 
a Clock. 3 . Local Attractions, - 355 , 356 
NATURAL PHILOSOPHY. 
4. Experiments on the Compression of Air and of Gases, 357 
METEOROLOGY. 
5 . Magnetizing power of Light. 6 . Daniel on the Barometer. 
7. Meteorological Table, extracted from the Register 
kept at Kinfauns Castle, North Britain. Lat. 56° 23 ' 30 ". 
Above the Level of the Sea 3 40 feet. 8 . Luminous Me- 
teor, ----- 357-359 
GEOGRAPHY. 
9 . Edinburgh Geographical and Historical Atlas. 10 . Dis- 
tribution of Land and Water. 11 . Iceland, 359 , 360 
MINERALOGY. 
12 . Vesuvian of Egg near Christiansand. 13 . New Analysis 
of the Steinheilite or Dichroite of Orijarvi, by P. A. Bons- 
dorff. 14. Phillip site. 15. Tabular Spar of Par gas. 16 . 
Notice regarding Steatite or Soapstone, and its principal 
uses, - - 360-362 
GEOLOGY. 
17- Professor Buckland’s Notice of the Hyaenas’ Den near 
Torquay, - 363 
ZOOLOGY. 
18. On the Serpents of Southern Africa. 19- Mode followed 
by the Serpent-eater (Falco Serpentarius) for destroying 
Serpents. 20 . Remarks on some Marine Fishes, and on 
their Geographical Distribution, - 365 , 366 
BOTANY. 
21 . Original Habitats of the Rose. 22 . Number of Species of 
the Genus Rosa. 23. Notice regarding the Boletus ig- 
niarius. 24. Naturalization and cultivation of the Larger- 
fruited Vaccinium, - - 368, 369 
ARTS. 
25. Steam Navigation. 26 . Method of using pure Muriate 
and ^Sulphate of Soda, in the Manufacture of Glass, by 
